| Name | SP/ID | A-Z | Ship Type | Built | EFC Dsn. | EFC Hull | Notes |
| G. C. CLEVELAND | 1808 | | ID | | | | |
| G. F. LAVIOLETTE | 1032 | | SP | | | | |
| G. H. MCNEAL | 312 | | Menhaden | 1911 | | | |
| G. J. CONROY | 2937 | | ID | | | | |
| G-7 | 2590 | | ID | | | | |
| GAFFNEY | 4422 | A | Freighter | | 1014 | 110 | |
| GAIVOTA | 436 | | Steam boat | | | | |
| GALAHAD | 4465 | . | Freighter | 1919 | 1016 | 196 | |
| GALATEA | 714 | | Yacht | 1914 | | | |
| GALE | 4891 | | Trawler | 1919 | | | |
| GALESBURG | 3688 | | Freighter | 1918 | Req. | | |
| GALLUP | 694 | | Fishing | | | | |
| GALVESTON | 4413 | B | Freighter | | 1037 | 1912 | |
| GAMBOLIER | 276 | | SP | | | | |
| GAP | 1261 | | Barge, NY | | | | |
| GARFIELD | 3560 | | Freighter | | Req. | | |
| GARGOYLE | 1656 | | Tanker | 1903 | | | |
| GARGOYLE | 4689 | | Tanker | 1921 | | | |
| GARIBALDI | 3132 | | Freighter | | Req. | | |
| GAS ENGINE AND POWER CO. #2564 | 1067 | | SP | | | | |
| GASPEE | 1759 | | ID | | | | |
| GATEWAY CITY | 4296 | K | Freighter | | 1025 | 626 | |
| GEM | 41 | | Yacht, steam | 1913 | | | |
| GEM | 3452 | | ID | | | | |
| GEN. G. W. GOETHALS | 1443 | | Passenger | 1911 | | | |
| GEN. KNOX | 1237 | | Barge, sea | 1881 | | | |
| GEN. O. H. ERNST | 2988 | | ID | | | | |
| GEN. W. C. GORGAS | 1365 | | Passenger | 1902 | | | |
| GENE CRAWLEY | 2107 | | ID | | | | |
| GENERAL G. M. SORREL | 2341 | | ID | | | | |
| GENERAL H. F. | 1340 | | SP | | | | |
| GENERAL PUTNAM | 2284 | | Pass, coast. | 1902 | | | |
| GENEVIEVE | 459 | | Fishing | 1895 | | | |
| GEO. H. JONES | 4233 | C | Tanker | | Req. | | |
| GEORGE | 1725 | | Barge, NY | | | | |
| GEORGE B. ROE | 3082 | | ID | | | | |
| GEORGE CONWAY | 1716 | | Barge, NY | | | | |
| GEORGE CURTIS | 374 | | SP | | | | |
| GEORGE E. PADDLEFORD | 1818 | | ID | | | | |
| GEORGE E. WEED | 4286 | K | Freighter | | Req. | | |
| GEORGE F. PIERCE | 648 | | Freight, harbor | 1914 | | | |
| GEORGE G. HENRY | 1560 | | Tanker | 1917 | | | |
| GEORGE H. BRADLEY | 327 | | Fishing | 1871 | | | |
| GEORGE H. JOHNSON | 379 | | SP | | | | |
| GEORGE J. KENNEDY | 2767 | | ID | | | | |
| GEORGE L. EATON | 2139 | | ID | | | | |
| GEORGE L. POTTER | 412 | | SP | | | | |
| GEORGE M. SHRIVER | 337 | | SP | | | | |
| GEORGE P. SQUIRES | 303 | | Fishing | 1900 | | | |
| GEORGE PIERCE | 4286 | M | Freighter | | Req. | | |
| GEORGE R. BYRD | 3611 | | ID | | | | |
| GEORGE SAYVILLE | 3197 | | ID | | | | |
| GEORGE W. BARNES | 3201 | | Tanker | | Req. | | |
| GEORGE WASHINGTON | 2049 | | Barge, NY | | | | |
| GEORGE WASHINGTON | 3018 | | Passenger | 1908 | | | |
| GEORGE WASHINGTON | 4674 | | Coastal Pass | 1924 | | | |
| GEORGE WASHINGTON COLYER | 3386 | | ID | | | | |
| GEORGEANNA | 1448 | | ID | | | | |
| GEORGE'S CREEK | 1129 | | SP | | | | |
| GEORGETOWN | 4937 | | Trawler | 1928 | | | |
| GEORGIA | 2316 | | ID | | | | |
| GEORGIA | 2799 | | ID | | | | |
| GEORGIANA | 3457 | | ID | | | | |
| GEORGIANA III | 83 | | Motor Boat | 1916 | | | |
| GERALDINE | 1011 | | Motor Boat | 1916 | | | |
| GERARD H. KELLER | 3205 | | ID | | | | |
| GERHARD | 2618 | | ID | | | | |
| GERORGIAN | 4598 | | Freighter | 1919 | | | |
| GERRY | 817 | | SP | | | | |
| GERTRUDE | 2118 | | ID | | | | |
| GET THERE | 579 | | Motor Boat | 1916 | | | |
| GETTYSBURG | 849 | | SP | | | | |
| GIBRALTAR | 2826 | | ID | | | | |
| GIFFORD | 2947 | | ID | | | | |
| GILBERT W. BENEDICK | 3596 | | ID | | | | |
| GILES | 1441 | | SP | | | | |
| GILLEN BROTHERS | 2337 | | Barge, steam | 1909 | | | |
| GIRALDA | 461 | | SP | | | | |
| GITANA | 1066 | | SP | | | | |
| GLADIATOR | 2560 | | Tug | 1871 | | | |
| GLADIOLA | 184 | | Motor Boat | 1911 | | | |
| GLADYS WHITING | 753 | | SP | | | | |
| GLEN WHITE | 2068 | | Collier | 1918 | Req. | | |
| GLENDOLA | 3918 | | Freighter | 1919 | 1049 | 1688 | |
| GLENDOVEER | 292 | | Motor Boat | 1907 | | | |
| GLENDOYLE | 3967 | | Freighter | 1918 | 1049 | 1689 | |
| GLENORA | 4421 | A | Freighter | | 1046 | 1143 | |
| GLENPOOL | 1563 | | ID | | | | |
| GLENRIDGE | 4214 | . | Freighter | | | | |
| GLENVILLE | 2513 | | Tug | 1886 | | | |
| GLOBE | 2693 | | ID | | | | |
| GLORIANA | 3037 | | ID | | | | |
| GLORIETA | 3993 | | Freighter | 1919 | 1049 | 1690 | |
| GLOUCESTER | 3968 | | Beam trawler | 1919 | | | |
| GLYMONT | 4164 | | Freighter | 1918 | 1049 | 1691 | |
| GLYNDON | 4135 | | Freighter | 1919 | 1049 | 1692 | |
| G-NO. 9 | 3420 | | ID | | | | |
| GOBBLER | 2155 | | ID | | | | |
| GOLD DUST | 1922 | | ID | | | | |
| GOLD SHELL | 3021 | | Tanker | 1917 | | | |
| GOLD STAR | 4421 | . | Freighter | | 1046 | 1142 | |
| GOLDEN GATE | 466 | | SP | | | | |
| GOLDEN GIRL | 1074 | | SP | | | | |
| GOLDEN STATE | 4575 | | Pass & Cgo | 1920 | 1029 | 2872 | |
| GOLIAH | 1494 | | Tug | 1907 | | | |
| GOODSPEED | 3783 | | Freighter | 1918 | 1020 | 1578 | |
| GOOILAND | 2582 | | ID | | | | |
| GORDON | 2172 | | Barge, steam | 1898 | | | |
| GOREE | 3770 | | Freighter | 1918 | 1020 | 1579 | |
| GORGONA | 2164 | | Tug | 1915 | | | |
| GORONTALO | 2682 | | Freighter | 1908 | | | |
| GORREDIJK | 2482 | | Freighter | 1902 | | | |
| GOSPORT - ORIENT | 4648 | | Freighter | 1919 | 1046 | 1550 | |
| GOSUM | 233 | | SP | | | | |
| GOV. R. M. MCLANE | 1328 | | Fishing | 1884 | | | |
| GOVERNOR | 1477 | | SP | | | | |
| GOVERNOR COBB | 1274 | | ID | | | | |
| GOVERNOR DINGLEY | 4638 | | Passenger | 1899 | | | |
| GOVERNOR JOHN LIND | 3348 | | Freighter | | Req. | | |
| GOVERNOR RUSSELL | 2331 | | ID | | | | |
| GRACE | 1749 | | Barge, NY | | | | |
| GRACE | 2082 | | ID | | | | |
| GRACE AND EDITH | 2050 | | ID | | | | |
| GRACE DOLLAR | 4673 | | Freighter | 1892 | | | |
| GRACE E. FLANNERY | 1801 | | Barge, NY | | | | |
| GRACIE S | 919 | | Schooner, aux. | 1893 | | | |
| GRAF WALDERSEE | 4040 | | Passenger | 1898 | | | |
| GRANADA II | 1096 | | SP | | | | |
| GRANEY #2 | 2695 | | ID | | | | |
| GRANITE STATE | 4471 | C | Pass & Cgo | | 1095 | 2587 | |
| GRATITUDE | 3054 | | Pass, coast. | 1880 | | | |
| GRAY CLOUD | 3346 | D | Frt. (wood) | | 1005 | 1895 | |
| GRAY EAGLE | 3346 | E | Frt. (wood) | | 1005 | 1893 | |
| GRAYCE | 1184 | | Barge | 1906 | | | |
| GRAYLING | 289 | | Motor Boat | 1909 | | | |
| GRAYLING | 552 | | Motor Boat | | | | |
| GRAYLING | 989 | | SP | | | | |
| GRAYLING | 1259 | | Motor Boat | 1915 | | | |
| GRAYLING | 3346 | F | Frt. (wood) | | 1005 | 1892 | |
| GRAYLING III | 497 | | SP | | | | |
| GREAT NORTHERN | 4569 | | Passenger | 1914 | | | |
| GREBE | 4425 | D | Trawler | | | | |
| GREEN DRAGON | 742 | | Motor Boat | 1901 | | | |
| GREENLAND | 4286 | F | Freighter | | Req. | | |
| GRETCHEN | 423 | | Motor Boat | | | | |
| GRETCHEN | 1181 | | Motor Boat | 1902 | | | |
| GREY DUCK | 258 | | SP | | | | |
| GREY FOX | 52 | | Motor Boat | 1916 | | | |
| GREYHOUND | 437 | | Motor Boat | 1916 | | | |
| GREYHOUND | 3440 | | ID | | | | |
| GRIFFCO | 4488 | | Freighter | 1920 | | | |
| GRIFFDU | 4489 | | Freighter | 1920 | | | |
| GRIFFIN | 2822 | | ID | | | | |
| GRISWOLD | 3138 | | Pass, coast. | 1899 | | | |
| GROSBEAK | 566 | | Motor Boat | 1916 | | | |
| GROVER CLEVELAND | 2909 | | ID | | | | |
| GUANTANAMO | 1637 | | Freighter | 1910 | | | |
| GUARO | 2728 | | Freighter | | Req. | | |
| GUILFORD | 3869 | | Frt. (wood) | 1919 | 1001 | 99 | |
| GUIMBA | 3876 | | Freighter | | 1015 | 148 | |
| GUINEVERE | 512 | | Yacht, steam | 1908 | | | |
| GUINEVERE | 4960 | | Yacht | 1921 | | | |
| GULA GULA | 558 | | SP | | | | |
| GULF HAWK | 4980 | | Tanker | 1929 | | | |
| GULF OF MEXICO | 2244 | | ID | | | | |
| GULF PRIDE | 4987 | | Tanker | 1927 | | | |
| GULF QUEEN | 3988 | | Tanker | 1919 | Req. | | |
| GULFBELLE | 4976 | A | Tanker | 1936 | | | |
| GULFBIRD | 4989 | | Tanker | 1928 | | | |
| GULFCOAST | 2240 | | ID | | | | |
| GULFCOAST | 4995 | . | Tanker | 1937 | | | |
| GULFCREST | 4725 | | Tanker | 1926 | | | |
| GULFDAWN | 4976 | . | Tanker | 1936 | | | |
| GULFDISC | 4995 | A | Tanker | 1937 | | | |
| GULFGEM | 4845 | | Tanker | 1921 | | | |
| GULFKING | 4764 | | Tanker | 1921 | | | |
| GULFLAND | 2931 | | Tanker | | Req. | | |
| GULFLIGHT | 4564 | | Tanker | 1914 | | | |
| GULFMAID | 1571 | | ID | | | | |
| GULFOIL | 4565 | | Tanker | 1914 | | | |
| GULFPOINT | 4741 | | Tanker | 1920 | | | |
| GULFPORT | 2989 | | Freighter | 1902 | | | |
| GULFPRINCE | 4742 | | Tanker | 1921 | | | |
| GULFSTAR | 4722 | | Tanker | 1920 | | | |
| GULFSTATE | 4771 | | Tanker | 1920 | | | |
| GULFSTREAM | 4566 | | Tanker | 1914 | | | |
| GULFTIDE | 4948 | | Tanker | 1936 | | | |
| GULFTIDE | 4995 | B | Tanker | 1937 | | | |
| GULFTRADE | 4310 | | Tanker | 1920 | Req. | | |
| GULFWAVE | 4995 | C | Tanker | 1937 | | | |
| GULFWING | 4986 | | Tanker | 1928 | | | |
| GURKHA | 600 | | Motor Boat | 1915 | | | |
| GUS C. | 3476 | | ID | | | | |
| GUSTAV ACKERMAN | 3204 | | ID | | | | |
| GUY G. MAVOR | 2556 | | ID | | | | |
| GWALIA | 2173 | | ID | | | | |
| GWENDOLYN | 794 | | SP | | | | |
| GWINEDD | 2114 | | ID | | | | |
| GYPSUM | 2732 | | ID | | | | |
| GYPSUM KING | 2109 | | ID | | | | |
| GYPSUM PRINCE | 1176 | | Tug | 1917 | | | |
| GYPSUM QUEEN | 430 | | Tug | 1890 | | | |
| GYPSY | 55 | | Motor Boat | 1912 | | | |
| GYPSY | 92 | | SP | | | | |
| H. A. BAXTER | 2285 | | Tug | 1889 | | | |
| H. A. MELDRUM | 2841 | | ID | | | | |
| H. B. FABIAN | 3625 | | ID | | | | |
| H. B. NEWMAN | 2614 | | ID | | | | |
| H. C. FOLGER | 4531 | | Tanker | | | | Error for ID-4551 |
| H. C. FOLGER | 4551 | | Tanker | 1916 | | | ID-4531 is error |
| H. D. COLLIER | 4945 | | Tanker | 1938 | | | |
| H. DAHLKE | 3450 | | ID | | | | |
| H. F. ALLEN | 1776 | | ID | | | | |
| H. F. DIMOCK | 1588 | | ID | | | | |
| H. G. HUNTLEY | 1768 | | Barge, NY | | | | |
| H. H. C. #1 | 3243 | | ID | | | | |
| H. H. C. #2 | 3245 | | ID | | | | |
| H. H. ROGERS | 4532 | | Tanker | 1916 | | | |
| H. J. JEWELL | 2668 | | ID | | | | |
| H. M. FLAGLER | 4712 | | Tanker | 1918 | Req. | | |
| H. M. LANE | 3115 | | Barge, NY | | | | |
| H. M. STAGG | 3635 | | ID | | | | |
| H. M. STOREY | 4574 | A | Tanker | 1921 | | | |
| H. M. WATERMAN | 1107 | | SP | | | | |
| H. M. WHITNEY | 2059 | | ID | | | | |
| HABANA | 287 | | SP | | | | |
| HADDON | 4213 | . | Freighter | 1919 | 1023 | 790 | |
| HADNOT | 4363 | C | Tanker | | 1045 | 1670 | |
| HAGAN | 4363 | B | Tanker | | 1045 | 1671 | |
| HAGOOD | 4786 | | Tanker | 1919 | 1047 | 1673 | |
| HAHRIA | 4627 | | Tanker | 1921 | 1047 | 1675 | |
| HAKA MARU #13 | 1524 | | ID | | | | |
| HALCYON | 1658 | | Motor Boat | 1912 | | | |
| HALCYON II | 582 | | Yacht, steam | 1907 | | | |
| HALEAKALA | 4441 | | Freighter | 1919 | 1019 | 2079 | |
| HALEAKALA | 4850 | | Pass & Cgo | 1922 | | | |
| HALF MOON | 4437 | . | Freighter | 1920 | 1025 | 2833 | |
| HALO | 4812 | | Tanker | 1920 | 1047 | 1676 | |
| HALSEY | 4820 | | Tanker | 1920 | 1047 | 1677 | |
| HAMBURG | 3013 | | Passenger | 1899 | | | |
| HAMER - LEBEC | 4619 | | Tanker | 1920 | 1047 | 1680 | |
| HAMILTON BOYS | 2027 | | Barge, NY | | | | |
| HAMLIN | 4434 | D | Freighter | | 1023 | 811 | |
| HAMMOND BROTHERS | 3645 | | ID | | | | |
| HAMPDEN | 1302 | | ID | | | | |
| HAMPTON | 3049 | | Tug | 1905 | | | |
| HAMPTON ROADS | 4645 | | Tanker | 1920 | 1059 | 1249 | |
| HANLEY | 4576 | | Freighter | 1920 | 1032 | 1683 | |
| HANNAH A. LENNEN | 401 | | SP | | | | |
| HANNAWA | 4613 | | Freighter | | 1032 | 1684 | |
| HANOVER | 4225 | . | Freighter | 1919 | 1018 | 246 | |
| HARISH | 3523 | | Frt. (wood) | | 1001 | 357 | |
| HARKNESS | 3291 | | Barge | 1916 | | | |
| HARNEY | 3715 | | Freighter | 1918 | | | |
| HAROLD A. COBB | 2663 | | ID | | | | |
| HAROLD J. REICHERT | 2932 | | ID | | | | |
| HAROLD WALKER | 4530 | | Tanker | 1917 | | | |
| HARRIET | 574 | | SP | | | | |
| HARRIETT II | 798 | | SP | | | | |
| HARRISBURG | 1663 | | Passenger | 1887 | | | |
| HARRY | 3536 | | Barge | | | | |
| HARRY C. RUDING | 2371 | | ID | | | | |
| HARRY FARNUM | 2216 | | ID | | | | |
| HARRY LUCKENBACH | 1402 | | ID | | | | |
| HARRY NICHOLS | 2357 | | ID | | | | |
| HARSTEELE | 880 | | SP | | | | |
| HARTFORD SOCONY | 4756 | | Tanker | 1924 | | | |
| HARVARD | 209 | | Yacht, steam | 1894 | | | |
| HARVARD | 1298 | | Pass, coast. | 1907 | | | |
| HARVARD | 4511 | | Pass & Cgo | 1903 | | | |
| HARVARD | 4923 | | Trawler | 1926 | | | |
| HARVEST QUEEN | 1215 | | Barge, special | 1857 | | | |
| HARVESTER | 4831 | | Tanker | 1920 | Req. | | |
| HARVEY H. BROWN | 4390 | | Freighter | 1894 | | | |
| HASTINGS | 4382 | F | Freighter | | 1025 | 973 | |
| HATCHIE | 4205 | A | Freighter | | 1015 | 1461 | |
| HATHAWAY | 4205 | . | Freighter | 1919 | 1015 | 1462 | |
| HATTERAS | 2142 | | Freighter | 1917 | Req. | | |
| HATTIE GAGE | 2193 | | ID | | | | |
| HATTIE LLOYD | 2779 | | ID | | | | |
| HATTIE LUCKENBACH | 2466 | | Freighter | 1901 | | | |
| HAVANA | 4807 | | Pass & Cgo | 1907 | | | |
| HAVERFORD | 1411 | | ID | | | | |
| HAVERHILL | 4334 | | Frt. (wood) | 1919 | 1001 | 395 | |
| HAWAIIAN | 3277 | | Freighter | 1900 | | | |
| HAWKEYE STATE | 4476 | E | Pass & Cgo | | 1029 | 1164 | |
| HAYDEN | 4431 | | Freighter | 1920 | 1015 | 1467 | |
| HAZEL | 1207 | | Motor Boat | | | | |
| HAZEL | 2670 | | ID | | | | |
| HAZEL F | 224 | | SP | | | | |
| HAZEL M. KING | 1916 | | ID | | | | |
| HAZELHURST | 4434 | T | Freighter | | | | |
| HAZLETON | 1770 | | Motor Boat | 1917 | | | |
| HEBE | 966 | | Motor Boat | 1912 | | | |
| HECKER JONES | 1939 | | ID | | | | |
| HEFFRON | 3979 | | Freighter | 1919 | 1032 | 1574 | |
| HEGIRA | 4112 | | Freighter | 1919 | 1032 | 1575 | |
| HELEN | 1520 | | SP | | | | |
| HELEN | 1575 | | ID | | | | |
| HELEN | 3725 | | Derrick Brg | 1916 | | | |
| HELEN AUTEN | 1444 | | Barge | 1913 | | | |
| HELEN B | 1097 | | SP | | | | |
| HELEN BAUGHMAN | 1292 | | Schooner | 1894 | | | |
| HELEN BETHEL | 1826 | | ID | | | | |
| HELEN C. JUILLIARD | 3247 | | ID | | | | |
| HELEN EUPHANE | 403 | | Fishing | 1902 | | | |
| HELEN III | 1190 | | SP | | | | |
| HELEN M. | 797 | | SP | | | | |
| HELENA | 796 | | SP | | | | |
| HELENA I | 24 | | Motor Boat | 1906 | | | |
| HELENA II | 25 | | SP | | | | |
| HELENE | 799 | | SP | | | | |
| HELENE | 1763 | | ID | | | | |
| HELENITA | 210 | | Yacht, steam | 1902 | | | |
| HELIANTHUS | 585 | | Motor Boat | 1912 | | | |
| HELORI | 181 | | Motor Boat | 1911 | | | |
| HELVETIA | 3096 | | Barge, special | 1905 | | | |
| HENERY G. FISHE | 1865 | | ID | | | | |
| HENLOPEN | 385 | | Fishing | 1912 | | | |
| HENRY BROWER | 3083 | | ID | | | | |
| HENRY CLAY | 4068 | | Freighter | 1919 | Req. | | |
| HENRY COUNTY | 4408 | C | Freighter | | 1099 | 1823 | |
| HENRY D. MCCORD | 3191 | | ID | | | | |
| HENRY D. WHITON | 4811 | | Bulk Carrier | 1921 | | | |
| HENRY E. GILLER | 1789 | | Tug | 1915 | | | |
| HENRY J. BIDDLE | 1073 | | SP | | | | |
| HENRY K. CARTER | 2709 | | ID | | | | |
| HENRY M. FLAGLER | 1585 | | ID | | | | |
| HENRY P. MILLS | 2430 | | ID | | | | |
| HENRY P. WILLIAMS | 509 | | Yacht, steam | 1896 | | | |
| HENRY R. MALLORY | 1280 | | Passenger | 1916 | | | |
| HENRY S. GROVE | 3125 | B | Freighter | | Req. | | |
| HENRY SEYMOUR | 3225 | | Barge, special | 1890 | | | |
| HENRY STEERS | 4286 | L | Freighter | | Req. | | |
| HENRY T. SCOTT | 4398 | | Lumber schr. | 1912 | | | |
| HENRY W. | 2621 | | ID | | | | |
| HERBERT E. KELLER | 2356 | | ID | | | | |
| HERBERT G. WILIE | 2045 | | ID | | | | |
| HERBERT L. PRATT | 2339 | | Tanker | 1918 | Req. | | |
| HERBERT NOBLE | 1166 | | SP | | | | |
| HERCULES | 1041 | | SP | | | | |
| HERCULES | 3190 | | Barge, steam | 1918 | | | |
| HEREDIA | 4681 | | Passenger | 1908 | | | |
| HERMAN FRASCH | 1617 | | Freighter | 1910 | | | |
| HERMAN FRASCH | 4803 | | Bulk Carrier | 1920 | | | |
| HERMAN S. CASWELL | 2311 | | Ferry | 1878 | | | |
| HERMAN WINTER | 1580 | | ID | | | | |
| HERMOSA | 1855 | | ID | | | | |
| HERON | 3320 | | Minesweeper | 1918 | | | |
| HERON | 4425 | E | Trawler | | | | |
| HERRESHOFF #306 | 1841 | | Steam boat | 1917 | | | |
| HERRESHOFF #308 | 2232 | | Steam boat | 1917 | | | |
| HERRESHOFF #309 | 1218 | | Steam boat | 1917 | | | |
| HERRESHOFF #321 | 2235 | | Steam boat | 1917 | | | |
| HERRESHOFF #322 | 2373 | | Motor Boat | 1918 | | | |
| HERRESHOFF #323 | 2840 | | Steam boat | 1918 | | | |
| HERRESHOFF #329 | 2839 | | ID | | | | |
| HESTER | 914 | | SP | | | | |
| HETMAN | 1150 | | Motor Boat | 1917 | | | |
| HIAWATHA | 183 | | Motor Boat | 1914 | | | |
| HIAWATHA | 1277 | | ID | | | | |
| HIAWATHA | 2892 | | Tug | 1903 | | | |
| HICKMAN | 3554 | | Freighter | 1918 | Req. | | |
| HICO | 3891 | | Freighter | | 1023 | 564 | |
| HI-ESMARO | 4843 | | Yacht | 1929 | | | |
| HIGH BALL | 947 | | Motor Boat | 1910 | | | |
| HIGHO | 4422 | B | Freighter | | 1014 | 106 | |
| HILDEGARDE | 1221 | | Barge, special | 1897 | | | |
| HILLSBOROUGH COUNTY | 4118 | | Freighter | 1919 | 1023 | 589 | |
| HILTON | 1574 | | Freighter | 1911 | | | |
| HIMOTO | 4380 | . | Frt. (wood) | 1919 | 1001 | 41 | |
| HINCKLEY | 4414 | A | Freighter | | 1063 | 1296 | |
| HIPPOCAMPUS | 654 | | Motor Boat | 1913 | | | |
| HISKO | 1953 | | Tanker | 1917 | Req. | | |
| HOBCAW | 252 | | Motor Boat | | | | |
| HOBO II | 783 | | Motor Boat | 1905 | | | |
| HOG ISLAND | 4253 | K | Freighter | | 1022 | 1483 | |
| HOKAH | 3383 | | Frt. (wood) | | 1001 | 125 | |
| HOLLIS M. | 2939 | | ID | | | | |
| HOLLYWOOD | 4374 | | Freighter | 1920 | 1019 | 2213 | |
| HOLY CROSS | 4930 | | Trawler | 1928 | | | |
| HOLYOKE BRIDGE | 4418 | D | Freighter | | 1023 | 842 | |
| HOMER RAMSDELL | 1424 | | ID | | | | |
| HOMESTEAD | 4294 | | Freighter | 1919 | 1037 | 961 | |
| HONEY BOY | 800 | | SP | | | | |
| HONEYBROOK | 1123 | | SP | | | | |
| HONNEDAGA | 4469 | | Freighter | 1920 | 1015 | 1542 | |
| HOOSIER STATE | 4476 | C | Pass & Cgo | | 1029 | 2582 | |
| HOPESTILL | 191 | | Motor Boat | 1916 | | | |
| HOPKINS | 3294 | | Motor Boat | 1917 | | | |
| HOQUA | 142 | | Motor Boat | 1914 | | | |
| HOUMA | 4341 | A | Tanker | 1919 | 1047 | 1145 | |
| HOUSATONIC | 1697 | | Passenger | 1899 | | | |
| HOUSE LIGHTERS #31, 37-40 | 2542 | | ID | | | | |
| HOUSE LIGHTERS #34-35-36 | 2502 | | ID | | | | |
| HOUSE LIGHTERS #44-45 | 2543 | | ID | | | | |
| HOUSTON | 4383 | E | Freighter | | 1038 | 658 | |
| HOUSTON BARNARD | 2051 | | ID | | | | |
| HOVEN | 4341 | B | Tanker | 1919 | 1047 | 1146 | |
| HOWARD C. MOORE | 2872 | | Tug | 1913 | | | |
| HOWARD GREENE | 2200 | | Tug | 1917 | | | |
| HOWARDA | 144 | | Motor Boat | 1913 | | | |
| HOWICK HALL | 1303 | | Freighter | 1910 | | | |
| HOXBAR | 4341 | . | Tanker | 1919 | 1047 | 1147 | |
| HOXIE | 4827 | | Freighter | 1919 | 1046 | 1548 | |
| HUACHUCHA | 4629 | | Freighter | 1919 | 1046 | 1549 | Later ORINOCO |
| HUALALAI | 4848 | | Pass & Cgo | 1929 | | | |
| HUDSON | 2121 | | Derrick | | | | |
| HUGH D. | 3677 | | ID | | | | |
| HUGH R. HAVEY | 2821 | | ID | | | | |
| HUGOTON | 4715 | | Tanker | 1919 | 1047 | 1551 | |
| HUGUENOT | 127 | | SP | | | | |
| HUGUENOT | 4830 | | Tanker | 1919 | 1047 | 1552 | |
| HULL #131 | 2249 | | ID | | | | |
| HULL #132 | 1286 | | Motor Boat | 1917 | | | |
| HULL #152 | 857 | | SP | | | | |
| HULL #2552 | 1226 | | SP | | | | |
| HULL #28 | 3368 | | ID | | | | |
| HULL #297 | 2308 | | ID | | | | |
| HULL #507 | 3537 | | ID | | | | |
| HULL #853 | 3547 | | ID | | | | |
| HULL 2568 | 1135 | | SP | | | | |
| HULL NO. __ | 123 | | SP | | | | |
| HULL NO. 180 | 483 | | SP | | | | |
| HULL NO. 2504 | 2131 | | ID | | | | |
| HULL NO. 2559 | 2148 | | ID | | | | |
| HULL NO. 2565 | 2163 | | ID | | | | |
| HULL NO. 2566 | 2132 | | ID | | | | |
| HULL NO. 2567 | 2133 | | ID | | | | |
| HULL NO. 506 | 3486 | | ID | | | | |
| HULL NO. 873 | 3543 | | ID | | | | |
| HULL NO.2575 | 2452 | | ID | | | | |
| HUNCH | 1197 | | Motor Boat | 1907 | | | |
| HUNSADER | 2968 | | ID | | | | |
| HUNTER | 3615 | | ID | | | | |
| HUPA | 650 | | Motor Boat | 1905 | | | |
| HURON | 1577 | | ID | | | | |
| HURST | 3156 | | Motor Boat | 1918 | | | |
| HUSTICA GRANDE | 3145 | | ID | | | | |
| HUTCHINSON | 4383 | D | Freighter | | 1038 | 655 | |
| HYAC | 216 | | Motor Boat | 1915 | | | |
| HYANNIS | 4380 | B | Frt. (wood) | 1919 | 1001 | 42 | |
| HYBERT | 4436 | E | Freighter | | 1037 | 1452 | |
| HYDRAULIC | 2584 | | Steam boat | 1900 | | | |
| I&W B. C. CO. | 1847 | | ID | | | | |
| I. C. WHITE | 4594 | | Tanker | 1920 | | | |
| I. D. FLETCHER | 3416 | | ID | | | | |
| I. J. MERRITT | 3780 | | Salvage | 1919 | | | |
| IBIS | 3051 | | Trawler | 1917 | | | |
| ICE KING | 3160 | | Refrig Cgo | 1918 | Req. | | |
| ICELAND | 4286 | C | Freighter | | Req. | | |
| ICONIUM | 4168 | | Freighter | 1918 | 1015 | 751 | |
| IDA | 1368 | | ID | | | | |
| IDA | 2344 | | ID | | | | |
| IDA M. CHASE | 2720 | | ID | | | | |
| IDA M. FLANNERY | 3627 | | ID | | | | |
| IDAHO | 545 | | Motor Boat | 1907 | | | |
| IDALIA | 236 | | SP | | | | |
| IDALIS | 270 | | Motor Boat | 1908 | | | |
| IDEAL | 2788 | | ID | | | | |
| IDEALIA | 125 | | Motor Boat | 1911 | | | |
| IDLER | 994 | | SP | | | | |
| IDYLEASE | 119 | | Motor Boat | 1916 | | | |
| IESAQUAN | 2456 | | ID | | | | |
| ILLINOIS | 2559 | | ID | | | | |
| ILLINOIS | 2627 | | ID | | | | |
| ILLINOIS | 2833 | | ID | | | | |
| ILLINOIS | 4799 | | Tanker | 1921 | | | |
| ILLINOIS | 4927 | | Trawler | 1931 | | | |
| IMLAY | 4174 | | Tanker | 1919 | 1041 | 1025 | |
| IMPERATOR | 4080 | | Passenger | 1912 | | | |
| IMPERIAL | 804 | | SP | | | | |
| IMPROVEMENT | 1724 | | ID | | | | |
| INCA | 829 | | SP | | | | |
| INCA | 1212 | | Motor Boat | 1917 | | | |
| INCA | 1404 | | ID | | | | |
| INCA | 3219 | | Tug | 1879 | | | |
| INDEPENDENCE | 3676 | | Freighter | 1918 | Req. | | |
| INDEPENDENCE HALL | 4253 | AAA | Freighter | | 1022 | 1518 | |
| INDEPENDENT | 228 | | SP | | | | |
| INDEPENDENT BRIDGE | 4213 | F | Freighter | | 1023 | 807 | |
| INDIA ARROW | 4655 | | Tanker | 1921 | | | |
| INDIAN | 2853 | | ID | | | | |
| INDIANA BRIDGE | 4434 | E | Freighter | | 1023 | 815 | |
| INDIANAPOLIS | 3865 | | Freighter | 1918 | Req. | | |
| INDOLENT | 802 | | SP | | | | |
| INDUS | 2588 | | ID | | | | |
| INDUSTRIAL #2 | 2791 | | ID | | | | |
| INDUSTRIAL #3 | 3046 | | ID | | | | |
| INDUSTRY | 271 | | SP | | | | |
| INDUSTRY | 2381 | | Barge | | | | |
| INFALLIBLE | 2418 | | ID | | | | |
| INGOLD | 3888 | | Freighter | 1919 | 1023 | 550 | |
| INLAND | 1665 | | ID | | | | |
| INNOKO | 4342 | | Freighter | 1919 | 1037 | 1428 | |
| INSPECTOR | 299 | | SP | | | | |
| INSPECTOR | 4253 | L | Freighter | | 1022 | 1482 | |
| INTAN | 4070 | | Freighter | 1919 | 1025 | 607 | |
| INTER OCEAN #12 | 3192 | | Barge, NY | | | | |
| INTERNATIONAL | 2231 | | ID | | | | |
| INTERSTATE | 3587 | | ID | | | | |
| INTERSTATE 81 | 3181 | | Barge, NY | | | | |
| INTERSTATE PARK | 2378 | | ID | | | | |
| INTREPID | 709 | | SP | | | | |
| INVINCIBLE | 2474 | | ID | | | | |
| INVINCIBLE | 3671 | | Freighter | 1918 | Req. | | |
| IONA | 421 | | SP | | | | |
| IONE | 926 | | SP | | | | |
| IONIAN | 2268 | | ID | | | | |
| IONITA | 388 | | Motor Boat | 1914 | | | |
| IOSCO | 2473 | | ID | | | | |
| IOWA | 2825 | | ID | | | | |
| IOWAN | 3002 | | Freighter | 1914 | | | |
| IPSWICH | 4061 | A | Freighter | | Req. | | |
| IRA M. HEDGES | 2721 | | ID | | | | |
| IRA S. BUSHEY | 1783 | | ID | | | | |
| IRENE | 801 | | SP | | | | |
| IRENE | 3444 | | ID | | | | |
| IRENE AND PEARL | 1146 | | SP | | | | |
| IRENE ELAINE DAVIS | 3052 | | ID | | | | |
| IRENE II | 956 | | SP | | | | |
| IRO | 2679 | | Pass, river | 1889 | | | |
| IROQUOIS | 4806 | | Coastal P&C | 1927 | | | |
| IRTYSH | 2692 | | ID | | | | |
| IRVING G. KELLER | 3094 | | ID | | | | |
| IRVING K | 3758 | | Derrick Ltr | 1917 | | | |
| IRVINGTON | 2040 | | ID | | | | |
| IRVINGTON | 4327 | | Freighter | 1919 | 1025 | 1367 | |
| IRWIN | 1316 | | ID | | | | |
| IRWIN | 3600 | | ID | | | | |
| ISABEL | 521 | | Yacht | | | | |
| ISABELL | 2928 | | ID | | | | |
| ISABELLA II | 1035 | | SP | | | | |
| ISANTI | 3423 | | Freighter | 1918 | 1019 | 334 | |
| ISIS | 2392 | | ID | | | | |
| ISLANDER | 2572 | | ID | | | | |
| ISLANDER | 2702 | | ID | | | | |
| ISLE III | 741 | | SP | | | | |
| ISLE OF SURRY | 1860 | | Motor Boat | 1911 | | | |
| ISLEBURG | 1713 | | ID | | | | |
| ISLETA | 4101 | | Freighter | 1919 | | | |
| ISONOMIA | 3022 | | ID | | | | |
| ISSAC M. NORTH | 3586 | | ID | | | | |
| ITALIA | 4371 | . | Freighter | 1920 | 1023 | 853 | |
| ITANCA | 3722 | | Frt. (wood) | 1918 | 1001 | 290 | |
| ITASCA | 810 | | Motor Boat | 1908 | | | |
| ITASCA | 1843 | | Freighter | 1905 | | | |
| ITASCA II | 803 | | Motor Boat | 1911 | | | |
| ITTY E | 952 | | Motor Boat | | | | |
| IVOSHOD | 239 | | SP | | | | |
| IVSELHAVEN | 2574 | | ID | | | | |
| J. A. BOSTWICK | 3275 | | Tanker | | Req. | | |
| J. A. CHANSLOR | 3691 | | tanker | 1910 | | | |
| J. A. ENGELSON | 1970 | | ID | | | | |
| J. A. MOFFETT | 4533 | A | Tanker | 1915 | | | |
| J. ALVAH CLARK | 1248 | | Tug | 1891 | | | |
| J. B. WALKER | 1272 | | Barge, sea | 1879 | | | |
| J. C. AMES | 2845 | | ID | | | | |
| J. C. DONNELL | 2250 | | Tanker | | Req. | | |
| J. C. STEWART | 2116 | | ID | | | | |
| J. E. MULVANEY | 1374 | | SP | | | | |
| J. E. O'NEIL | 2178 | | Tanker | | Req. | | |
| J. FLETCHER FARRELL | 4836 | | Tanker | 1921 | | | |
| J. H. BEHRE | 1375 | | SP | | | | |
| J. H. RYERSON | 2592 | | ID | | | | |
| J. L. LUCKENBACH | 1565 | | ID | | | | |
| J. L. WILLIAMS | 2857 | | ID | | | | |
| J. M. DANZIGER | 4534 | | Tanker | 1916 | | | |
| J. M. GUFFEY | 1279 | | Tanker | 1902 | | | |
| J. M. TUCKER | 1890 | | ID | | | | |
| J. N. PEW | 4650 | | Tanker | 1921 | | | |
| J. P. GORDON | 4227 | | Freighter | | | | |
| J. P. MCALLISTER | 2831 | | ID | | | | |
| J. P. ROSS | 2457 | | ID | | | | |
| J. REYNER & SON | 869 | | Motor Boat | 1916 | | | |
| J. RICH STEERS | 2252 | | ID | | | | |
| J. W. CUMMING | 1920 | | ID | | | | |
| J. W. SCOTT | 1199 | | SP | | | | |
| J. W. VAN DYKE | 4535 | | Tanker | 1917 | | | |
| J. W. VAN DYKE | 4942 | | Tanker | 1937 | | | |
| JACK SCULLY | 2289 | | ID | | | | |
| JACKSON | 4232 | E | Freighter | | 1023 | 574 | |
| JACKSONVILLE | 4308 | . | Freighter | 1920 | Req. | | |
| JACOB LUCKENBACH | 4665 | | Freighter | 1910 | | | |
| JACONA | 3820 | | Freighter | 1918 | 1014 | 111 | |
| JACOX | 3898 | | Freighter | 1918 | 1049 | 1219 | |
| JADDEN | 4237 | D | Freighter | | 1079 | 1945 | |
| JALAPA | 4634 | | ID | 1920 | 1015 | 2233 | |
| JAMAICA | 4867 | | Pass & Cgo | 1933 | | | |
| JAMES B. EADS | 2868 | | ID | | | | |
| JAMES C. FARRELL | 1739 | | ID | | | | |
| JAMES E. MULHOLLAND | 1803 | | Barge, NY | | | | |
| JAMES E. O'DAY | 1804 | | ID | | | | |
| JAMES EDWARD | 2978 | | ID | | | | |
| JAMES G. CONWAY | 2854 | | ID | | | | |
| JAMES H. CLARK | 759 | | Tug, small | 1900 | | | |
| JAMES H. CULLEN | 1750 | | Barge, NY | | | | |
| JAMES H. PRENTICE | 2820 | | ID | | | | |
| JAMES H. SAUNDERS | 1738 | | ID | | | | |
| JAMES HORAN | 2611 | | ID | | | | |
| JAMES J. DOHERTY | 1727 | | Barge, NY | | | | |
| JAMES LOGAN | 2741 | | Barge, steam | 1914 | | | |
| JAMES LYKES [MC-79] | 5013 | . | Freighter | 1940 | | | |
| JAMES MAKEE | 1530 | | ID | | | | |
| JAMES MCGEE | 2237 | | ID | | | | |
| JAMES P. STEWART | 2610 | | ID | | | | |
| JAMES P. WARD | 2030 | | ID | | | | |
| JAMES R. SINCLAIR | 2832 | | ID | | | | |
| JAMES RIVER | 861 | | Motor Boat | | | | |
| JAMES S. WHITNEY | 1586 | | ID | | | | |
| JAMES W. JOHNSON | 3529 | | ID | | | | |
| JAMES WHALEN | 3567 | | ID | | | | |
| JAMESTOWN | 835 | | SP | | | | |
| JAN VAN NASSAU | 2805 | | Freighter | 1913 | | | |
| JANE E. MCANDREW | 1893 | | ID | | | | |
| JANE II | 1188 | | Motor Boat | | | | |
| JANEY II | 283 | | SP | | | | |
| JANICE | 486 | | SP | | | | |
| JAPAN ARROW | 4785 | | Tanker | 1920 | | | |
| JAVA ARROW | 4784 | | Tanker | 1921 | | | |
| JAY | 1864 | | Barge, NY | | | | |
| JAYDEE III | 692 | | Motor Boat | 1916 | | | |
| JEAN | 807 | | SP | | | | |
| JEAN | 1308 | | Freighter | 1909 | | | |
| JEAN & VIRGINIA | 873 | | SP | | | | |
| JEANETTE | 149 | | Motor Boat | 1905 | | | |
| JEANNETTE SKINNER | 1321 | | Freighter | 1917 | Req. | | |
| JEFF DAVIS | 4413 | C | Freighter | | 1037 | 1911 | |
| JEFFERSON COUNTY | 4134 | | Freighter | 1919 | 1023 | 588 | |
| JEKYL | 4000 | | Freighter | | 1023 | 562 | |
| JEMINA F. III | 754 | | SP | | | | |
| JENNIE S. WADE | 3227 | | ID | | | | |
| JEPTHA | 4559 | | Freighter | 1920 | 1043 | 2253 | |
| JERL II | 1198 | | SP | | | | |
| JESSAMINE | 438 | | Motor Boat | 1907 | | | |
| JEWELL'S POINT | 2649 | | ID | | | | |
| JIM DANDY | 2712 | | ID | | | | |
| JIM WILDER #2 | 806 | | SP | | | | |
| JIMETTA | 878 | | Motor Boat | 1915 | | | |
| JIMMIE FOLLETTE | 1870 | | Barge, NY | | | | |
| JOAN OF ARC | 3388 | | ID | | | | |
| JOANNA | 1963 | | Motor Boat | 1917 | | | |
| JOBSHAVEN | 2489 | | ID | | | | |
| JOE | 3182 | | Barge | 1916 | | | |
| JOHANNA A. DWYER | 3643 | | ID | | | | |
| JOHN A. HUGHES | 808 | | SP | | | | |
| JOHN A. PALMER | 319 | | Menhaden | | | | |
| JOHN A. SEELEY | 2318 | | ID | | | | |
| JOHN ADAMS | 4283 | A | Freighter | | Req. | | |
| JOHN B. HINTON | 485 | | Menhaden | 1912 | | | |
| JOHN B. ROBINS | 1205 | | Motor Boat | | | | |
| JOHN CAMPBELL | 2612 | | ID | | | | |
| JOHN D. ARCHBOLD | 4706 | | Tanker | 1921 | | | |
| JOHN D. ROCKFELLOW | 1553 | | ID | | | | |
| JOHN DOOLIN | 1897 | | ID | | | | |
| JOHN ENGLIS | 4286 | G | Freighter | | Req. | | |
| JOHN F. BRESNAHAN | 1740 | | Barge, NY | 1912 | | | |
| JOHN F. HARRIS | 3599 | | ID | | | | |
| JOHN F. LEACH | 1728 | | Barge, NY | | | | |
| JOHN F. LEWIS | 981 | | SP | | | | |
| JOHN G. CHANDLER | 1383 | | ID | | | | |
| JOHN G. OLSEN | 2377 | | Tug | 1916 | | | |
| JOHN H. FLANNERY | 1731 | | ID | | | | |
| JOHN J. HOWLETT | 2877 | | ID | | | | |
| JOHN J. PHALEN | 1879 | | Barge, NY | | | | |
| JOHN JAY | 4420 | . | Freighter | 1920 | Req. | | |
| JOHN L. CANN | 3031 | | ID | | | | |
| JOHN L. LAWRENCE | 838 | | Menhaden | 1877 | | | |
| JOHN L. WADE | 2361 | | ID | | | | |
| JOHN LEATHAM | 3391 | | ID | | | | |
| JOHN M. CONNELLY | 2703 | | Tanker | 1917 | Req. | | |
| JOHN M. LYONS | 1866 | | Barge, NY | | | | |
| JOHN M. TRUBY | 2806 | | ID | | | | |
| JOHN M. WORTH | 1417 | | ID | | | | |
| JOHN O. STUART | 2234 | | ID | | | | |
| JOHN O'BOYLE | 1802 | | Barge, NY | | | | |
| JOHN PRATT | 3126 | | ID | | | | |
| JOHN ROACH | 4286 | B | Freighter | | Req. | | |
| JOHN SEALY | 568 | | Tug | 1910 | | | |
| JOHN SMITH | 3183 | | Derrick | 1916 | | | |
| JOHN STEVENS | 4286 | J | Freighter | | Req. | | |
| JOHN V. TIMMONS | 901 | | SP | | | | |
| JOHN W. CHITTENDEN | 3224 | | Barge, special | 1900 | | | |
| JOHN WEAVER | 1516 | | ID | | | | |
| JOHN WISE | 2704 | | ID | | | | |
| JOHN WORTHINGTON | 4553 | | Tanker | 1920 | | | |
| JOHNSON CITY | 4279 | C | Freighter | | 1023 | 586 | |
| JOLEE | 4253 | BBB | Freighter | | 1022 | 1525 | |
| JOLLY ROGER | 1031 | | Motor Boat | 1917 | | | |
| JOMAR | 4253 | Y | Freighter | | 1022 | 1514 | |
| JOSEPH B. LYNCH | 3622 | | ID | | | | |
| JOSEPH CUDAHY | 1562 | | Tanker | 1917 | | | |
| JOSEPH F. BELLOWS | 323 | | Menhaden | 1912 | | | |
| JOSEPH H. DAVIS | 1859 | | ID | | | | |
| JOSEPH J. FLANNERY | 2593 | | ID | | | | |
| JOSEPH J. O'DONOHUE | 2455 | | ID | | | | |
| JOSEPH J. RICKERT | 2071 | | ID | | | | |
| JOSEPH LYKES [MC-67] | 5012 | . | Freighter | 1940 | | | |
| JOSEPH M. CLARK | 1244 | | Tug | 1899 | | | |
| JOSEPH R. | 2633 | | ID | | | | |
| JOSEPH R. PARROT | 1584 | | ID | | | | |
| JOSEPH SEEP | 4745 | | Tanker | 1920 | | | |
| JOSEPH WARTON | 329 | | SP | | | | |
| JOSEPHINE | 443 | | SP | | | | |
| JOSEPHINE | 913 | | Motor Boat | 1916 | | | |
| JOSEPHINE | 954 | | SP | | | | |
| JOSEPHINE | 1243 | | Motor Boat | 1905 | | | |
| JOSEPHINE | 1722 | | ID | | | | |
| JOSEPHINE | 3295 | | Motor Boat | 1913 | | | |
| JOSEPHINE | 3415 | | ID | | | | |
| JOSEPHINE H II | 245 | | Motor Boat | 1912 | | | |
| JOSEPHUS | 3065 | | Barge, sea | 1876 | | | |
| JOSIAH MACY | 1558 | | ID | | | | |
| JOY | 643 | | Motor Boat | 1905 | | | |
| JOYANCE | 72 | | Yacht, steam | 1907 | | | |
| JOYEUSE | 243 | | SP | | | | |
| JULE | 528 | | SP | | | | |
| JULIA C. FLANNERY | 2944 | | ID | | | | |
| JULIA HAMILTON | 1460 | | Schooner | | | | |
| JULIA LUCKENBACH | 2407 | | Freighter | 1917 | | | |
| JULIA STAFFORD | 2451 | | ID | | | | |
| JULIETTE | 3606 | | ID | | | | |
| JULINA | 94 | | SP | | | | |
| JULIUS DE LONG | 2711 | | ID | | | | |
| JULIUS H. BARNES | 5015 | | Coastal Cgo | 1940 | | | |
| JUNEAU | 1450 | | ID | | | | |
| JUNIATA | 602 | | Yacht, motor | 1910 | | | |
| JUNIATA | 2842 | | ID | | | | |
| JUNIOR | 984 | | SP | | | | |
| JUNIOR | 3683 | | Derrick Brg | 1916 | | | |
| JUPITER | 1505 | | ID | | | | |
| K. I. LUCKENBACH | 2291 | | Freighter | 1917 | Req. | | |
| K. R. KINGSBURY | 4825 | | Tanker | 1921 | | | |
| KAISERIN AUGUSTE VICTORIA | 3963 | | Passenger | 1905 | | | |
| KAIULANI | 2938 | | ID | | | | |
| KAJERUNA | 389 | | Yacht, steam | 1902 | | | |
| KALEDA | 293 | | SP | | | | |
| KALEVALA | 30 | | SP | | | | |
| KALMIA | 875 | | SP | | | | |
| KALOLAH | 261 | | SP | | | | |
| KAMESIT | 3829 | | Freighter | 1918 | 1015 | 151 | |
| KANABEC | 3503 | | Frt. (comp.) | | 1009 | 3 | |
| KANAKEE | 3720 | | Frt. (wood) | 1918 | 1001 | 1361 | |
| KANAWHA | 169 | | Motor Boat | 1909 | | | |
| KANAWHA II | 130 | | Yacht, steam | 1899 | | | |
| KANGAROO | 1284 | | Motor Boat | 1917 | | | |
| KANGI | 3885 | | Frt. (wood) | 1918 | 1001 | 24 | |
| KANISED | 439 | | Motor Boat | 1909 | | | |
| KARIBOU | 200 | | Motor Boat | 1911 | | | |
| KASKASKIA | 3346 | G | Frt. (wood) | | 1005 | 57 | |
| KASOTA | 3479 | | Frt. (wood) | | 1003 | 252 | |
| KASUGAMARU | 1523 | | ID | | | | |
| KATHERINE | 715 | | Motor Boat | | | | |
| KATHERINE K | 220 | | Tug | 1894 | | | |
| KATHERINE W. CULLEN | 3223 | | Barge, sea | 1903 | | | |
| KATHMAR | 815 | | SP | | | | |
| KATHRICH II | 148 | | Motor Boat | 1913 | | | |
| KATIA | 3708 | | Freighter | 1917 | | | |
| KATIE | 660 | | Motor Boat | 1915 | | | |
| KATRINA | 1144 | | Steam boat | 1913 | | | |
| KATRINA LUCKENBACH | 3020 | | Freighter | 1918 | Req. | | |
| KATYDID | 95 | | Motor Boat | 1912 | | | |
| KAWEAH | 4536 | | Tanker | 1919 | 1128 | 1651 | |
| KAYSEEKA | 4296 | A | Freighter | | 1025 | 615 | |
| KEARSARGE | 2750 | | ID | | | | |
| KEE LOX III | 2124 | | ID | | | | |
| KEEWAYDIN | 555 | | SP | | | | |
| KEEWAYOIN | 3464 | | ID | | | | |
| KEHTOH | 203 | | Yacht, steam | 1906 | | | |
| KEHUKU | 4231 | C | Tanker | | 1031 | 1983 | |
| KEKETTICUT | 3864 | | Freighter | 1919 | 1015 | 152 | |
| KEKOSKEE | 4231 | D | Tanker | | 1031 | 1984 | |
| KEMAH | 88 | | SP | | | | |
| KEMAH | 415 | | Yacht, motor | 1917 | | | |
| KENNEBEC | 1420 | | ID | | | | |
| KENNECOTT | 4474 | | Motorship | | | | |
| KENNETH DILLON | 2075 | | Barge, NY | | | | |
| KENNETH L. MCNEAL | 333 | | Menhaden | 1913 | | | |
| KENNETH LANG | 1891 | | Barge, NY | | | | |
| KENNY GIRLS | 3642 | | ID | | | | |
| KENOSHA | 4016 | | Frt. (wood) | 1918 | 1001 | 90 | |
| KENOWIS | 4253 | CCC | Freighter | | 1022 | 1499 | |
| KENSINGTON | 1076 | | SP | | | | |
| KENTRA | 1362 | | SP | | | | |
| KENTUCKIAN | 1544 | | Freighter | 1910 | | | |
| KENWOOD BRIDGE | 4279 | . | Freighter | 1919 | 1023 | 813 | |
| KEOTA | 3343 | | Frt. (wood) | | 1001 | 330 | |
| KERESAN | 1806 | | Freighter | 1912 | | | |
| KERESASPA | 1484 | | Freighter | 1903 | | | |
| KERLEW | 1325 | | Freighter | 1906 | | | |
| KERMANSHAH | 1473 | | Freighter | 1910 | | | |
| KERRIGAN | 3285 | | Barge | | | | |
| KERSHAW | 2236 | | ID | | | | |
| KERWOOD | 1489 | | Freighter | 1911 | | | |
| KESTRAL | 811 | | SP | | | | |
| KESTREL II | 529 | | Motor Boat | 1912 | | | |
| KETCHIKAN | 1418 | | Freighter | 1899 | | | |
| KEWANEE | 4481 | | Tanker | 1919 | Req. | | |
| KEX II | 50 | | SP | | | | |
| KEYSTONE | 137 | | SP | | | | |
| KEYSTONE STATE | 4472 | A | Pass & Cgo | | 1029 | 2579 | |
| KICKAPOO | 3217 | | Frt. (wood) | | 1003 | 428 | |
| KILAUEA | 1683 | | ID | | | | |
| KILLARNEY | 219 | | Motor Boat | 1910 | | | |
| KIMTA | 3824 | | Frt. (wood) | 1919 | 1001 | 489 | |
| KINEO | 3805 | | Frt. (wood) | 1918 | 1001 | 21 | |
| KINETIC | 2849 | | ID | | | | |
| KING FISHER | 3229 | | ID | | | | |
| KINGFISHER | 67 | | SP | | | | |
| KINGFISHER | 76 | | Motor Boat | 1916 | | | |
| KINGFISHER | 4425 | F | Trawler | | | | |
| KINGSTON | 2540 | | ID | | | | |
| KIOSEI MARU | 1517 | | ID | | | | |
| KIOWA | 711 | | Motor Boat | | | | |
| KIOWA | 1842 | | Freighter | 1917 | | | |
| KISHACOQUILLAS | 4239 | F | Freighter | | 1022 | 519 | |
| KISMET | 1367 | | ID | | | | |
| KISNOP | 4211 | | Freighter | | 1019 | 987 | |
| KITTEGAUN | 4178 | | Freighter | 1919 | 1025 | 610 | |
| KIVA | 1507 | | ID | | | | |
| KLAMATH | 3978 | | Frt. (wood) | 1918 | 1003 | 664 | |
| KNICKERBOCKER | 479 | | Tug | 1873 | | | |
| KNIGHTS ISLAND | 4189 | | Freighter | 1919 | Req. | | |
| KNOOT 1 | 2273 | | ID | | | | |
| KNOXVILLE | 4104 | | Freighter | 1919 | 1023 | 579 | |
| KNOXVILLE CITY | 4682 | | Freighter | 1921 | | | |
| KOKOMO | 3852 | | Frt. (wood) | 1918 | 1001 | 1362 | |
| KONINGIN DER NEDERLANDEN | 2708 | | Passenger | 1911 | | | |
| KOOTENAI | 4434 | F | Freighter | | 1023 | 808 | |
| KOSAGAS III | 487 | | SP | | | | |
| KRALINGEN | 2521 | | ID | | | | |
| KRONPRINS GUSTAV ADOLF | 4106 | | Freighter | 1914 | | | |
| KROONLAND | 1541 | | Passenger | 1902 | | | |
| KUMIGAN | 97 | | Motor Boat | | | | |
| KUSDECA | 3889 | | Frt. (wood) | 1918 | 1001 | 381 | |
| KUWA | 4350 | . | Frt. (wood) | 1919 | 1003 | 260 | |
| KUWANA II | 594 | | Motor Boat | 1911 | | | |
| KWASIND | 1233 | | Yacht | 1914 | | | |
| L. A. DEMPSEY | 1231 | | Tug | 1890 | | | |
| L. B. ADAMS | 1886 | | Barge, NY | | | | |
| L. BRICKHEAD | 2929 | | ID | | | | |
| L. C. SABIN | 2827 | | ID | | | | |
| L. CONNERSVILLE | 3789 | B | Freighter | | | | |
| L. J. DRAKE | 3541 | | Tanker | | Req. | | |
| L. K. THURLOW | 2987 | A | Freighter | 1913 | | | |
| L. P. ST CLAIR | 4990 | . | Tanker | 1938 | | | |
| L. T. BROGAN | 2972 | | ID | | | | |
| L. Y. SCHERMERHORN | 1371 | | SP | | | | |
| LA BOHEME | 22 | | SP | | | | |
| LA BREA | 2062 | | ID | | | | |
| LA CROSSE | 4653 | | Freighter | 1919 | 1099 | 1860 | Later CITY OF FORT WORTH |
| LA MASCOTTE | 834 | | SP | | | | |
| LA MER | 2436 | | ID | | | | |
| LA OLA | 627 | | SP | | | | |
| LA PERLA | 4718 | | Refrig Cgo | 1924 | | | |
| LA PLACENTIA | 4552 | A | Tanker | | | | |
| LA PURISIMA | 4647 | | Tanker | 1921 | | | |
| LABETTE | 4270 | B | Freighter | | 1022 | 541 | |
| LACKAWANNA BRIDGE | 4282 | A | Freighter | | 1023 | 814 | |
| LACKAWANNA VALLEY | 4213 | G | Freighter | | 1023 | 794 | |
| LADY ANNE | 154 | | Motor Boat | 1914 | | | |
| LADY BALTIMORE | 990 | | SP | | | | |
| LADY BETTY | 661 | | Motor Boat | 1913 | | | |
| LADY DORIS | 3854 | | Motor Boat | 1916 | | | |
| LADY EVELYN | 968 | | SP | | | | |
| LADY EVELYN | 1022 | | SP | | | | |
| LADY FISH | 105 | | Motor Boat | | | | |
| LADY MARY | 212 | | Motor Boat | 1905 | | | |
| LADY THORNE | 962 | | Motor Boat | 1908 | | | |
| LADY WARWICK | 32 | | SP | | | | |
| LAFCOMO | 4253 | . | Freighter | 1919 | 1022 | 540 | |
| LAGODA | 3250 | | Motor Boat | 1906 | | | |
| LAGOMAR | 2638 | | ID | | | | |
| LAKE AKKRA | 4387 | | Freighter | 1919 | 1020 | 912 | |
| LAKE ALLEN | 3960 | | Freighter | 1918 | Req. | | |
| LAKE ALVADA | 3597 | . | Freighter | | 1020 | 920 | |
| LAKE ANNETTE | 4250 | | Freighter | | Req. | | |
| LAKE ARLINE | 4155 | | Freighter | 1918 | Req. | | |
| LAKE ARTHUR | 2915 | | Freighter | 1918 | Req. | | |
| LAKE AURICE | 4407 | D | Freighter | | 1020 | 924 | |
| LAKE BEACON | 4198 | A | Freighter | | 1020 | 938 | |
| LAKE BELNONA | 4030 | | Freighter | 1918 | 1020 | 412 | Later ID 4311-I |
| LAKE BELNONA | 4311 | I | Freighter | | | | Orig ID-4030 |
| LAKE BENTON | 4410 | B | Freighter | | Req. | | |
| LAKE BERDAN | 4276 | C | Freighter | 1918 | 1020 | 906 | |
| LAKE BLANCHESTER | 3597 | C | Freighter | 1918 | 1020 | 917 | |
| LAKE BLEDSOE | 4094 | A | Freighter | | 1020 | 901 | |
| LAKE BRIDGE | 2990 | | Freighter | 1917 | Req. | | |
| LAKE BUCKEYE | 4198 | . | Freighter | 1918 | 1020 | 937 | |
| LAKE BULANA | 3996 | | Freighter | 1918 | | | |
| LAKE BUTLER | 2922 | | Freighter | | Req. | | |
| LAKE CAHOON | 4353 | Y | Freighter | | 1020 | 932 | |
| LAKE CALISTOGA | 4367 | B | Freighter | | 1020 | 1102 | |
| LAKE CALVENIA | 4367 | . | Freighter | 1919 | | | |
| LAKE CANAVERAL | 4311 | D | Freighter | | 1020 | 1159 | |
| LAKE CANDELARIA | 4311 | B | Freighter | | 1020 | 1160 | |
| LAKE CANNONSBURG | 4311 | . | Freighter | 1919 | 1020 | 1161 | |
| LAKE CAPENS | 4358 | . | Freighter | 1918 | Req. | | |
| LAKE CATHCOON | 4198 | B | Freighter | | 1020 | 935 | |
| LAKE CATHERINE | 3568 | | Freighter | 1918 | Req. | | |
| LAKE CAYUGA | 4268 | | Freighter | 1918 | Req. | | |
| LAKE CHAMPLAIN | 1791 | | Freighter | 1917 | Req. | | |
| LAKE CHARLES | 4427 | A | Freighter | | Req. | | |
| LAKE CHARLOTTE | 4394 | | Freighter | 1918 | Req. | | |
| LAKE CHARLOTTESVILLE | 4356 | L | Freighter | | 1020 | 1105 | |
| LAKE CHELAN | 4406 | A | Freighter | | Req. | | |
| LAKE CLEAR | 3597 | D | Freighter | 1918 | Req. | | |
| LAKE COMO | 4410 | A | Freighter | | Req. | | |
| LAKE CONESUS | 4331 | | Freighter | 1918 | Req. | | |
| LAKE CONWAY | 2810 | | Freighter | | Req. | | |
| LAKE COPLEY | 4427 | . | Freighter | | 1020 | 930 | |
| LAKE CRESCENT | 2557 | | Freighter | 1918 | Req. | | |
| LAKE CRYSTAL | 2979 | | Freighter | | Req. | | |
| LAKE DANCEY | 4407 | L | Freighter | 1918 | 1020 | 922 | |
| LAKE DARAGA | 4428 | | Freighter | 1918 | 1020 | 907 | |
| LAKE DELANCEY | 4094 | . | Freighter | 1918 | 1020 | 904 | |
| LAKE DESHA | 3930 | | Freighter | 1918 | 1020 | 939 | |
| LAKE DEVAL | 3957 | | Freighter | 1918 | 1020 | 931 | |
| LAKE DUANE | 2927 | | Freighter | | Req. | | |
| LAKE DUNCAN | 4388 | | Freighter | 1919 | 1020 | 916 | |
| LAKE DUNMORE | 2283 | . | Freighter | | Req. | | |
| LAKE DYMER | 4131 | | Freighter | 1918 | 1020 | 921 | |
| LAKE ECKHART | 4353 | Z | Freighter | 1918 | 1020 | 1198 | |
| LAKE EL PUEBLO | 4412 | A | Freighter | | 1074 | 1886 | |
| LAKE EL RIO | 4354 | A | Freighter | | 1074 | 1887 | |
| LAKE ELIKO | 4353 | AA | Freighter | 1918 | 1020 | 1199 | |
| LAKE ELIZABETH | 2957 | | Freighter | 1917 | Req. | | |
| LAKE ELKWATER | 4266 | A | Freighter | | 1074 | 1869 | |
| LAKE ELKWOOD | 4266 | . | Freighter | 1919 | 1074 | 1868 | |
| LAKE ELLENDALE | 4266 | B | Freighter | | 1074 | 1870 | |
| LAKE ELLENORAH | 4266 | C | Freighter | | 1074 | 1871 | |
| LAKE ELLERSLIE | 4354 | D | Freighter | | 1074 | 1872 | |
| LAKE ELLICOTT | 4354 | . | Freighter | 1919 | 1074 | 1873 | |
| LAKE ELLIJAY | 4266 | D | Freighter | | 1074 | 1874 | |
| LAKE ELLITHORPE | 4354 | F | Freighter | | 1074 | 1875 | |
| LAKE ELLSBURY | 4354 | B | Freighter | | 1074 | 1877 | |
| LAKE ELLSWORTH | 4266 | E | Freighter | | 1074 | 1876 | |
| LAKE ELMDALE | 4354 | E | Freighter | | 1074 | 1878 | |
| LAKE ELMHURST | 4354 | C | Freighter | | 1074 | 1879 | |
| LAKE ELMONT | 4354 | G | Freighter | | 1074 | 1880 | |
| LAKE ELMSFORD | 4354 | H | Freighter | | 1074 | 1882 | |
| LAKE ELON | 4412 | . | Freighter | 1919 | 1074 | 1885 | |
| LAKE ELSAH | 4412 | B | Freighter | | 1074 | 1888 | |
| LAKE ELSINORE | 3765 | B | Freighter | 1918 | 1020 | 1200 | |
| LAKE ELSMERE | 4412 | D | Freighter | | 1074 | 1889 | |
| LAKE ELWIN | 4412 | C | Freighter | | 1074 | 1891 | |
| LAKE ENNIS | 3765 | D | Freighter | | 1020 | 1191 | |
| LAKE ERIE | 2190 | | Freighter | 1917 | Req. | | |
| LAKE FACKLER | 4554 | . | Freighter | 1919 | 1099 | 1788 | |
| LAKE FAGUNDUS | 4554 | B | Freighter | | 1099 | 1789 | |
| LAKE FAIRPORT | 4554 | I | Freighter | | 1099 | 1793 | |
| LAKE FALAMA | 4407 | I | Freighter | | 1099 | 1814 | |
| LAKE FALUN | 4554 | C | Freighter | | 1099 | 1799 | |
| LAKE FANDANGO | 4554 | H | Freighter | | 1099 | 1801 | |
| LAKE FANDON | 4554 | E | Freighter | | 1099 | 1802 | |
| LAKE FANQUIER | 4353 | L | Freighter | | 1099 | 1818 | |
| LAKE FANSDALE | 4408 | A | Freighter | | 1099 | 1817 | |
| LAKE FARABEE | 4353 | C | Freighter | | 1099 | 1804 | |
| LAKE FARBER | 4353 | E | Freighter | | 1099 | 1805 | |
| LAKE FARESMAN | 4235 | A | Freighter | | 1093 | 1610 | |
| LAKE FARISTELL | 4191 | | Freighter | 1918 | 1093 | 1612 | |
| LAKE FARISTON | 4353 | K | Freighter | | 1099 | 1807 | |
| LAKE FARLIN | 4407 | J | Freighter | | 1099 | 1809 | |
| LAKE FARMINGDALE | 4407 | K | Freighter | | 1099 | 1810 | |
| LAKE FARRAGUT | 4353 | D | Freighter | | 1099 | 1811 | |
| LAKE FARRAR | 4407 | H | Freighter | | 1099 | 1812 | |
| LAKE FAULK | 4353 | S | Freighter | | 1099 | 1816 | |
| LAKE FAVONIA | 4353 | T | Freighter | | 1099 | 1819 | |
| LAKE FAXON | 4353 | F | Freighter | | 1099 | 1820 | |
| LAKE FEAR | 4311 | E | Freighter | | 1020 | 1162 | |
| LAKE FEDORA | 4408 | E | Freighter | | 1099 | 1826 | |
| LAKE FELDEN | 4353 | R | Freighter | | 1099 | 1821 | |
| LAKE FENN | 4408 | B | Freighter | | 1099 | 1825 | |
| LAKE FERNALDA | 4408 | . | Freighter | 1919 | 1099 | 1828 | |
| LAKE FERNANDO | 4094 | B | Freighter | | 1099 | 1829 | |
| LAKE FERNWOOD | 4410 | . | Freighter | 1918 | Req. | | |
| LAKE FERRONA | 4353 | N | Freighter | | 1099 | 1830 | |
| LAKE FESTINA | 4356 | F | Freighter | | 1099 | 1832 | |
| LAKE FESTUS | 4356 | C | Freighter | | 1099 | 1833 | |
| LAKE FIBRE | 4356 | H | Freighter | | 1099 | 1834 | |
| LAKE FIELDING | 4356 | . | Freighter | 1919 | 1099 | 1835 | |
| LAKE FIFE | 4356 | J | Freighter | | 1099 | 1836 | |
| LAKE FIGART | 4356 | B | Freighter | | 1099 | 1837 | |
| LAKE FIGHTING | 4356 | D | Freighter | | 1099 | 1838 | |
| LAKE FILBERT | 4356 | K | Freighter | | 1099 | 1839 | |
| LAKE FILLION | 4356 | A | Freighter | | 1099 | 1840 | |
| LAKE FILLMORE | 4356 | E | Freighter | | 1099 | 1841 | |
| LAKE FISCUS | 4407 | . | Freighter | 1919 | 1074 | 1848 | |
| LAKE FISHER | 4407 | E | Freighter | | 1074 | 1849 | |
| LAKE FITCH | 4407 | A | Freighter | | 1074 | 1850 | |
| LAKE FITHIAN | 4407 | F | Freighter | | 1074 | 1851 | |
| LAKE FLAG | 4407 | B | Freighter | | 1074 | 1852 | |
| LAKE FLAGON | 4554 | D | Freighter | | 1099 | 1853 | |
| LAKE FLAGSTAFF | 4411 | D | Freighter | | 1099 | 1854 | |
| LAKE FLAMBEAU | 4411 | E | Freighter | | 1099 | 1855 | |
| LAKE FLANDERS | 4411 | C | Freighter | | 1099 | 1856 | |
| LAKE FLATONIA | 4411 | . | Freighter | 1919 | 1099 | 1857 | |
| LAKE FLATTERY | 4411 | A | Freighter | | 1099 | 1858 | |
| LAKE FLORAVISTA | 4411 | B | Freighter | | 1099 | 1864 | |
| LAKE FLOVILLA | 4235 | B | Freighter | | 1093 | 1601 | |
| LAKE FLUME | 4554 | A | Freighter | | 1093 | 1602 | |
| LAKE FLUVANNA | 3981 | | Freighter | 1918 | 1020 | 1583 | |
| LAKE FOLCROFT | 3765 | F | Freighter | | 1093 | 1605 | |
| LAKE FONDULAC | 4198 | C | Freighter | | 1020 | 936 | |
| LAKE FONTANA | 4235 | C | Freighter | | 1093 | 1608 | |
| LAKE FOREST | 2991 | | Freighter | 1917 | Req. | | |
| LAKE FORGE | 3793 | | Freighter | 1918 | | | |
| LAKE FORKVILLE | 4140 | | Freighter | 1919 | 1093 | 1613 | |
| LAKE FORNEY | 4353 | . | Freighter | 1919 | 1093 | 1614 | |
| LAKE FOSTORIA | 4407 | G | Freighter | | 1093 | 1617 | |
| LAKE FOUCHE | 4299 | B | Freighter | | 1093 | 1618 | |
| LAKE FOXBORO | 4401 | . | Freighter | 1919 | 1093 | 1619 | |
| LAKE FOXCRAFT | 4299 | . | Freighter | 1919 | 1093 | 1620 | |
| LAKE FRAICHUR | 4299 | A | Freighter | | 1093 | 1621 | |
| LAKE FRALEY | 4401 | A | Freighter | | 1093 | 1622 | |
| LAKE FRAMPTON | 4150 | | Freighter | 1918 | 1093 | 1623 | |
| LAKE FRANCES | 4406 | . | Freighter | 1918 | Req. | | |
| LAKE FRANCONIA | 4248 | | Freighter | 1918 | 1093 | 1624 | |
| LAKE FRAY | 4353 | M | Freighter | | 1093 | 1625 | |
| LAKE FRAZEE | 4353 | V | Freighter | | 1093 | 1626 | |
| LAKE FREEBORN | 4427 | B | Freighter | | 1093 | 1628 | |
| LAKE FREED | 4353 | W | Freighter | | 1093 | 1629 | |
| LAKE FREELAND | 4186 | . | Freighter | 1918 | 1093 | 1630 | |
| LAKE FREEZEOUT | 4353 | A | Freighter | | 1093 | 1631 | |
| LAKE FREMET | 4353 | I | Freighter | | | | |
| LAKE FRENCHTON | 4186 | A | Freighter | | 1093 | 1632 | |
| LAKE FRESCO | 4353 | O | Freighter | | 1093 | 1633 | |
| LAKE FRIAR | 4177 | | Freighter | | 1093 | 1635 | |
| LAKE FRIO | 4463 | | Freighter | 1919 | 1093 | 1636 | |
| LAKE FROHNA | 4353 | B | Freighter | | 1093 | 1637 | |
| LAKE FROLONO | 4353 | G | Freighter | | 1093 | 1638 | |
| LAKE FRUGALITY | 4353 | H | Freighter | | 1093 | 1639 | |
| LAKE FUGARD | 4094 | C | Freighter | | 1093 | 1641 | |
| LAKE FURLEY | 4094 | D | Freighter | | 1093 | 1642 | |
| LAKE FURLOUGH | 4094 | E | Freighter | | 1093 | 1643 | |
| LAKE GADSDEN | 4370 | E | Freighter | | 1074 | 1748 | |
| LAKE GAITHER | 4370 | D | Freighter | | 1074 | 1751 | |
| LAKE GAKONA | 4409 | A | Freighter | 1918 | 1020 | 910 | |
| LAKE GALEIN | 4370 | C | Freighter | | | | |
| LAKE GALERA | 4026 | | Freighter | 1918 | 1020 | 933 | |
| LAKE GALETA | 4370 | K | Freighter | | | | |
| LAKE GALEWOOD | 4370 | . | Freighter | 1919 | 1074 | 1753 | |
| LAKE GALISTEO | 4370 | F | Freighter | | 1074 | 1755 | |
| LAKE GANADO | 4370 | A | Freighter | | 1074 | 1760 | |
| LAKE GANO | 4370 | G | Freighter | | 1074 | 1763 | |
| LAKE GARDNER | 4117 | | Freighter | | Req. | | |
| LAKE GARZA | 4086 | A | Freighter | | 1020 | 925 | |
| LAKE GASPAR | 4086 | . | Freighter | 1918 | 1020 | 926 | |
| LAKE GAZETTE | 4355 | A | Freighter | | 1099 | 1772 | |
| LAKE GEBHART | 4276 | A | Freighter | | 1099 | 1773 | |
| LAKE GEDNEY | 3765 | C | Freighter | 1918 | 1020 | 918 | |
| LAKE GENEVA | 4215 | B | Freighter | 1918 | Req. | | |
| LAKE GEORGE | 2278 | | Freighter | | Req. | | |
| LAKE GERA | 4276 | B | Freighter | | 1099 | 1774 | |
| LAKE GERT | 4355 | C | Freighter | | 1099 | 1775 | |
| LAKE GEYSER | 4355 | D | Freighter | | 1099 | 1777 | |
| LAKE GIDDINGS | 4355 | E | Freighter | | 1099 | 1778 | |
| LAKE GILBOA | 4355 | B | Freighter | | 1099 | 1779 | |
| LAKE GIRARDEAU | 4311 | A | Freighter | | 1020 | 1163 | |
| LAKE GLASCO | 4355 | . | Freighter | 1919 | 1099 | 1785 | |
| LAKE GLAUCUS | 4407 | C | Freighter | | 1074 | 2352 | |
| LAKE GLEBE | 4247 | G | Freighter | | 1020 | 1576 | |
| LAKE GLENCOE | 4247 | I | Freighter | | 1020 | 1577 | |
| LAKE GORIN | 3765 | . | Freighter | 1918 | 1020 | 1580 | |
| LAKE GORMANIA | 3917 | | Freighter | 1918 | 1020 | 1581 | |
| LAKE GOVAN | 3853 | | Freighter | | 1020 | 1582 | |
| LAKE GRADAN | 4208 | | Freighter | 1918 | 1093 | 1584 | |
| LAKE GRAINGER | 4276 | . | Freighter | 1918 | 1093 | 1586 | |
| LAKE GRAMA | 4276 | F | Freighter | | 1093 | 1587 | |
| LAKE GRAMPIAN | 4318 | B | Freighter | | 1093 | 1588 | |
| LAKE GRAMPUS | 4318 | A | Freighter | | 1093 | 1589 | |
| LAKE GRANBY | 4318 | . | Freighter | | 1093 | 1590 | |
| LAKE GRANDON | 4409 | B | Freighter | | 1093 | 1591 | |
| LAKE GRAPHITE | 4409 | C | Freighter | | 1093 | 1592 | |
| LAKE GRATIS | 3949 | | Freighter | 1918 | 1093 | 1593 | |
| LAKE GRATTAN | 4409 | D | Freighter | | 1093 | 1594 | |
| LAKE GRAVELLA | 4235 | . | Freighter | 1919 | 1093 | 1595 | |
| LAKE GREENBRIER | 4409 | . | Freighter | 1919 | 1093 | 1598 | |
| LAKE GREENWOOD | 4368 | . | Freighter | 1918 | Req. | | |
| LAKE GRETNA | 4317 | | Freighter | 1919 | 1093 | 1599 | |
| LAKE GROGAN | 4400 | | Freighter | 1919 | 1093 | 1600 | |
| LAKE HARNEY | 4410 | C | Freighter | 1918 | Req. | | |
| LAKE HARRIS | 4429 | A | Freighter | 1918 | Req. | | |
| LAKE HELEN | 4215 | E | Freighter | 1918 | Req. | | |
| LAKE HEMLOCK | 4054 | . | Freighter | | Req. | | |
| LAKE HOUGHTON | 2964 | | Freighter | | Req. | | |
| LAKE HURON | 2144 | | Freighter | 1917 | Req. | | |
| LAKE IKATAN | 4370 | H | Freighter | | 1074 | 1756 | |
| LAKE INAHA | 4353 | X | Freighter | | 1093 | 1634 | |
| LAKE INDIAN | 4215 | A | Freighter | | Req. | | |
| LAKE INGLENOOK | 4554 | K | Freighter | | 1099 | 1792 | |
| LAKE JANET | 4054 | A | Freighter | | Req. | | |
| LAKE JESSUP | 4410 | D | Freighter | | Req. | | |
| LAKE KYTTLE | 4366 | | Freighter | 1918 | 1044 | 1310 | |
| LAKE LAND | 2676 | | ID | | | | |
| LAKE LARGA | 3765 | A | Freighter | 1918 | 1020 | 1192 | |
| LAKE LASANG | 3765 | E | Freighter | 1918 | 1020 | 1193 | |
| LAKE LEDAN | 3833 | | Freighter | 1918 | 1020 | 1194 | |
| LAKE LESA | 4099 | | Freighter | 1918 | 1020 | 1196 | |
| LAKE LICOCO | 4311 | F | Freighter | | 1020 | 414 | |
| LAKE LIDA | 2882 | | Freighter | 1918 | Req. | | Later ID-4122 |
| LAKE LIDA | 4122 | | Freighter | | | | Orig ID-2882 |
| LAKE LILICUSUN | 4272 | | Freighter | 1918 | 1020 | 413 | |
| LAKE LILLIAN | 4410 | E | Freighter | 1917 | Req. | | |
| LAKE LINDEN | 4066 | | Freighter | 1918 | Req. | | |
| LAKE LOUISE | 4027 | . | Freighter | 1918 | Req. | | |
| LAKE MARION | 4027 | A | Freighter | | Req. | | |
| LAKE MARKHAM | 4215 | C | Freighter | | Req. | | |
| LAKE MARY | 4269 | . | Freighter | 1918 | Req. | | |
| LAKE MATTATO | 4276 | E | Freighter | | 1020 | 940 | |
| LAKE MAUREPAS | 4077 | | Freighter | 1918 | Req. | | |
| LAKE MEDFORD | 4216 | | Freighter | 1918 | Req. | | |
| LAKE MICHIGAN | 2993 | | Freighter | 1917 | Req. | | |
| LAKE MOHONK | 2177 | | Freighter | | Req. | | |
| LAKE MONROE | 4368 | A | Freighter | | Req. | | |
| LAKE NARKA | 4333 | | Freighter | 1918 | 1020 | 915 | |
| LAKE OGDEN | 4427 | C | Freighter | | Req. | | |
| LAKE ONTARIO | 2992 | | Freighter | 1917 | Req. | | |
| LAKE ORANGE | 4215 | D | Freighter | | Req. | | |
| LAKE OSWEYA | 4311 | G | Freighter | 1918 | 1020 | 410 | |
| LAKE OTISCO | 4410 | F | Freighter | 1917 | Req. | | |
| LAKE OTSQUAGO | 4094 | F | Freighter | | 1020 | 934 | |
| LAKE OWENS | 2899 | | Freighter | | Req. | | |
| LAKE PACHUTA | 4267 | | Freighter | 1918 | 1020 | 409 | |
| LAKE PEARL | 4143 | . | Freighter | | Req. | | |
| LAKE PEPIN | 4215 | . | Freighter | 1918 | Req. | | |
| LAKE PEWAUKEE | 2906 | | Freighter | 1918 | Req. | | |
| LAKE PICKAWAY | 4345 | . | Freighter | 1918 | 1020 | 929 | |
| LAKE PLACID | 1788 | | Freighter | 1917 | Req. | | |
| LAKE PLEASANT | 4429 | . | Freighter | 1918 | Req. | | |
| LAKE SABA | 4311 | C | Freighter | | | | From ID-4316 1921 |
| LAKE SABA | 4316 | | Freighter | 1919 | 1020 | 1158 | To ID 4311-C 1921 |
| LAKE SANFORD | 4067 | | Freighter | 1918 | Req. | | |
| LAKE SAVUS | 4370 | B | Freighter | | 1074 | 1750 | |
| LAKE SEBAGO | 4369 | A | Freighter | | Req. | | |
| LAKE SHAWANO | 2984 | | Freighter | | Req. | | |
| LAKE SHORE | 1792 | | Freighter | 1917 | Req. | | |
| LAKE SINGARA | 4412 | E | Freighter | | 1074 | 1884 | |
| LAKE ST. CLAIR | 2904 | | Freighter | 1917 | Req. | | Later ID 4269-A |
| LAKE ST. CLAIR | 4269 | A | Freighter | | | | Orig ID-2904 |
| LAKE ST. REGIS | 4261 | | Freighter | 1918 | Req. | | |
| LAKE STIRLING | 2916 | | Freighter | | Req. | | |
| LAKE STRABO | 4367 | A | Freighter | | 1020 | 1104 | |
| LAKE STRYMON | 4411 | F | Freighter | | 1099 | 1859 | |
| LAKE SUNAPEE | 4369 | B | Freighter | 1917 | Req. | | |
| LAKE SUPERIOR | 2995 | | Freighter | 1917 | Req. | | |
| LAKE TAHOE | 2996 | | Freighter | 1917 | Req. | | |
| LAKE TIPPAH | 4554 | G | Freighter | | 1099 | 1800 | |
| LAKE TRAVERSE | 2782 | | Freighter | 1917 | Req. | | |
| LAKE TULARE | 2652 | | Freighter | 1917 | Req. | | |
| LAKE WASHBURN | 4358 | A | Freighter | 1918 | Req. | | |
| LAKE WEIR | 4427 | D | Freighter | | Req. | | |
| LAKE WESTON | 2926 | | Freighter | 1918 | Req. | | |
| LAKE WILSON | 3814 | . | Freighter | 1918 | Req. | | |
| LAKE WIMICO | 4410 | G | Freighter | 1918 | Req. | | |
| LAKE WINONA | 2954 | | Freighter | | Req. | | |
| LAKE WINOOSKI | 4311 | H | Freighter | 1918 | 1020 | 411 | |
| LAKE WINTHROP | 3814 | A | Freighter | | Req. | | |
| LAKE WORTH | 2997 | | Freighter | 1917 | Req. | | |
| LAKE YAHARA | 3974 | | Freighter | 1918 | 1020 | 903 | |
| LAKE YELVERTON | 4345 | A | Freighter | | 1020 | 927 | |
| LAKE YEMASSEE | 4276 | D | Freighter | | 1020 | 902 | |
| LAKE YPSILANTI | 4114 | | Freighter | 1919 | 1020 | 914 | |
| LAKE ZALISKI | 4353 | BB | Freighter | | 1020 | 928 | |
| LAKEHURST | 3834 | | Freighter | 1918 | Req. | | |
| LAKELAND | 2283 | A | Freighter | | Req. | | |
| LAKEMOOR | 2180 | | Freighter | 1917 | Req. | | |
| LAKEPORT | 2994 | | Freighter | 1917 | Req. | | |
| LAKESIDE | 2158 | | Freighter | 1917 | Req. | | |
| LAKESIDE BRIDGE | 4337 | B | Freighter | | 1023 | 817 | |
| LAKEVIEW | 2186 | | Freighter | 1917 | Req. | | |
| LAKEVILLE | 4143 | A | Freighter | | Req. | | |
| LAKEWOOD | 2555 | | Freighter | | Req. | | |
| LANCASTER | 2953 | | Pass & Cgo | 1918 | Req. | | |
| LANNAI | 242 | | Motor Boat | | | | |
| LANSDOWNE | 4278 | . | Freighter | 1919 | Req. | | |
| L'APACHE | 405 | | SP | | | | |
| LARENBERG | 2525 | | ID | | | | |
| LARIMER | 1569 | | ID | | | | |
| LAS VEGAS | 4443 | | Freighter | 1919 | 1013 | 1406 | |
| LASALLE | 2813 | | ID | | | | |
| LASALLE | 2976 | | ID | | | | |
| LATHAM | 4423 | A | Tkr. (conc.) | | 1100 | 1715 | |
| LATOKA | 3706 | | Frt. (wood) | 1902 | 1001 | 1359 | |
| LATOUCHE | 1500 | | SP | | | | |
| LAURA REED | 2009 | | Schooner, aux. | 1895 | | | |
| LAWRENCE M. SULLIVAN | 1933 | | Barge, steam | 1909 | | | |
| LEBANON | 4239 | G | Freighter | | 1022 | 525 | |
| LEBORE | 4738 | | Ore Carrier | 1923 | | | |
| LEERSUM | 2683 | | ID | | | | |
| LEESPORT | 2145 | | ID | | | | |
| LEGONIA II | 399 | | Yacht, steam | 1909 | | | |
| LEHIGH | 4239 | H | Freighter | | 1022 | 523 | |
| LEHIGH COAL AND NAV. CO. | 1811 | | ID | | | | NAV. = NAVIGATION |
| LEHIGH COAL AND NAV. CO. #14 | 1838 | | ID | | | | |
| LEHIGH COAL AND NAV. CO. #17 | 1884 | | ID | | | | |
| LEHIGH COAL AND NAV. CO. #19 | 1852 | | ID | | | | |
| LEHIGH COAL AND NAV. CO. #21 | 1882 | | ID | | | | |
| LEHIGH COAL AND NAV. CO. #24 | 1851 | | ID | | | | |
| LEHIGH COAL AND NAV. CO. #25 | 1816 | | ID | | | | |
| LEHIGH COAL AND NAV. CO. #29 | 1885 | | ID | | | | |
| LEHIGH COAL AND NAV. CO. #31 | 1883 | | ID | | | | |
| LEISURE | 255 | | SP | | | | |
| LENA S | 3184 | | ID | | | | |
| LENAPE | 877 | | SP | | | | |
| LENAPE | 2700 | | Passenger | 1912 | | | |
| LEO | 1397 | | Barge | | | | |
| LEO | 1495 | | SP | | | | |
| LEO G. | 2239 | | ID | | | | |
| LEON MUCT | 1276 | | ID | | | | |
| LEONARD J. BUSBY | 2699 | | ID | | | | |
| LEONOR | 440 | | SP | | | | |
| LESTER K. | 2934 | | ID | | | | |
| LETITIA | 398 | | Motor Boat | | | | |
| LETTER B | 732 | | Motor Boat | 1912 | | | |
| LEVANT ARROW | 4772 | | Tanker | 1921 | | | |
| LEVANTER | 820 | | SP | | | | |
| LEVISA | 1573 | | Freighter | 1916 | | | |
| LEWIS FEUERSTEN | 900 | | SP | | | | |
| LEWIS LUCKENBACH | 4148 | | Freighter | 1919 | Req. | | |
| LEWIS O'DONNELL | 3632 | | ID | | | | |
| LEWISTON | 3905 | | Frt. (wood) | 1919 | 1001 | 385 | |
| LEXINGTON | 1698 | | ID | | | | |
| LEXINGTON II | 705 | | Motor Boat | 1911 | | | |
| LIBBY MAINE | 4975 | | Freighter | 1918 | | | |
| LIBERATOR | 3134 | | Freighter | 1918 | 1057 | 1221 | |
| LIBERTY | 991 | | SP | | | | |
| LIBERTY | 1737 | | Barge, NY | | | | |
| LIBERTY | 2271 | | ID | | | | |
| LIBERTY | 2624 | | ID | | | | |
| LIBERTY | 3461 | | Freighter | 1918 | 1037 | 955 | |
| LIBERTY #3 | 1229 | | Schooner, aux. | 1896 | | | |
| LIBERTY BELL | 4253 | Z | Freighter | | 1022 | 1507 | |
| LIBERTY GLO | 4239 | I | Freighter | | 1022 | 517 | |
| LIBERTY LAND | 4239 | J | Freighter | | 1022 | 520 | |
| LIBERTY-MINQUAS | 4231 | B | Tanker | | 1031 | 1982 | |
| LIEBRE | 4657 | | Tanker | 1918 | | | |
| LIGHTBURNE | 4195 | | Tanker | | Req. | | |
| LIGHTER | 1805 | | ID | | | | |
| LIGHTER | 2955 | | ID | | | | |
| LIGHTER | 3366 | | ID | | | | |
| LIGHTER #1 | 3422 | | ID | | | | |
| LIGHTER #12 | 3387 | | ID | | | | |
| LIGHTER #23 | 2801 | | Barge | | | | |
| LIGHTER #26 | 3412 | | ID | | | | |
| LIGHTER #266 | 2501 | | ID | | | | |
| LIGHTER #27 | 3553 | | ID | | | | |
| LIGHTER #28 | 3408 | | ID | | | | |
| LIGHTER #371 | 3284 | | ID | | | | |
| LIGHTER #7 | 3411 | | ID | | | | |
| LIGHTER #8 | 3385 | | ID | | | | |
| LIGHTER #8 | 3592 | | ID | | | | |
| LIGHTER #9 | 2620 | | ID | | | | |
| LIGHTER BARGE #11 | 2390 | | Barge | | | | |
| LIGHTER BARGE #4 | 2552 | | Barge | | | | |
| LIGHTER BARGE #5 | 2565 | | Barge | | | | |
| LIGHTER BARGE #6 | 2388 | | Barge | | | | |
| LIGHTER BARGE #7 | 2389 | | Barge | | | | |
| LIGHTER BARGE #8 | 2435 | | Barge | | | | |
| LIGHTER BARGE #9 | 2382 | | Barge | | | | |
| LIGHTER BARGE 10 | 2580 | | Barge | | | | |
| LIGHTERS #6, 7 & 8 | 2613 | | ID | | | | |
| LIGHTNING [MC-16] | 4997 | B | Freighter | 1939 | | | |
| LIGONIER | 2041 | | ID | | | | |
| LIKE LIKE | 2936 | | ID | | | | |
| LILLIAN II | 38 | | Motor Boat | | | | |
| LILLIAN L | 1077 | | SP | | | | |
| LILLIAN RUSSELL | 3754 | | Barge | 1895 | | | |
| LILLIE B. | 1502 | | SP | | | | |
| LILLIE E. LEACH | 3162 | | ID | | | | |
| LIMON | 2223 | | ID | | | | |
| LINDEN | 3077 | | ID | | | | |
| LINTA | 721 | | Yacht | 1905 | | | |
| LIO | 4623 | | Tanker | 1921 | 1059 | 2861 | |
| LIPSCOMB LYKES [MC-80] | 5013 | A | Freighter | 1940 | | | |
| LITTLE AIE | 60 | | Motor Boat | 1915 | | | |
| LITTLE BROTHERS | 921 | | Fishing | 1910 | | | |
| LITTLE SISTERS | 2530 | | Tug | 1906 | | | |
| LITTLE SOVEREIGN II | 205 | | SP | | | | |
| LITTLE VIKING | 897 | | SP | | | | |
| LIVINGSTON | 2449 | | ID | | | | |
| LIVINGSTON ROE | 4710 | | Tanker | 1920 | | | |
| LIZZIE AGNES | 3185 | | ID | | | | |
| LIZZIE D. | 2281 | | ID | | | | |
| LIZZIE HORAN | 1769 | | ID | | | | |
| LOCKPORT | 4381 | . | Freighter | | Req. | | |
| LOLETA | 121 | | SP | | | | |
| LOMADO | 636 | | Motor Boat | 1916 | | | |
| LONA | 2607 | | ID | | | | |
| LONE STAR STATE | 4476 | D | Pass & Cgo | | 1029 | 2581 | Later ID-4604 |
| LONE STAR STATE | 4604 | | Pass & Cgo | 1921 | | | As PRESIDENT TAFT, orig ID 4476-D. |
| LONG BEACH | 2136 | | Freighter | 1892 | | | |
| LONG ISLAND | 572 | | Fishing | 1912 | | | |
| LONG ISLAND | 4435 | . | Freighter | 1920 | | | |
| LONOKE | 3660 | | Frt. (wood) | | 1001 | 445 | |
| LOON | 4425 | G | Trawler | | | | |
| LORAIN | 4402 | | Freighter | 1919 | 1037 | 1423 | |
| LORDSHIP MANOR | 4305 | A | Freighter | | 1023 | 797 | |
| LORETTA | 3634 | | ID | | | | |
| LORETTA | 4286 | I | Freighter | | Req. | | |
| LORETTA B. HABER | 1810 | | Barge, NY | | | | |
| LORIAN | 2918 | | ID | | | | |
| LORRAINE CROSS | 4253 | DDD | Freighter | | 1022 | 1517 | |
| LOS ANGELES | 1470 | | Tanker | 1916 | | | |
| LOTOSLAND | 4889 | | Yacht | 1930 | | | |
| LOTTIE B. | 2600 | | ID | | | | |
| LOTUS | 2622 | | ID | | | | |
| LOU CHANDLER | 489 | | SP | | | | |
| LOUIS M. WINSLOW | 4338 | A | Trawler | 1919 | | | |
| LOUISA | 79 | | SP | | | | |
| LOUISA II | 2403 | | ID | | | | |
| LOUISE | 47 | | SP | | | | |
| LOUISE | 640 | | SP | | | | |
| LOUISE | 1515 | | ID | | | | |
| LOUISE | 3712 | | Tug | 1891 | | | |
| LOUISE #2 | 1230 | | Schooner, aux. | 1900 | | | |
| LOUISIANA | 1148 | | SP | | | | |
| LOUISIANA | 2277 | | ID | | | | |
| LOUISIANA | 4929 | | Tanker | 1937 | | | |
| LOUISIANA II | 993 | | SP | | | | |
| LOUISVILLE | 1644 | | Passenger | 1894 | | | |
| LOUISVILLE | 3129 | | ID | | | | |
| LOUISVILLE BRIDGE | 4137 | | Freighter | 1919 | 1023 | 575 | |
| LOUNGER II | 294 | | SP | | | | |
| LOWELL | 504 | | Tug | 1909 | | | |
| LU LU II | 1064 | | SP | | | | |
| LUBRICO | 4591 | | Tanker | 1920 | 1041 | 2864 | |
| LUCE BROS | 846 | | Menhaden | 1877 | | | |
| LUCIA | 3090 | | Freighter | 1912 | | | |
| LUCILE ROSS | 1211 | | Tug | 1893 | | | |
| LUCIUS W. ROBINSON | 2749 | | ID | | | | |
| LUCKENBACH #1 | 1232 | | Tug | 1891 | | | |
| LUCRETIA | 1579 | | ID | | | | |
| LUELLA | 2691 | | Refrig Cgo | 1918 | Req. | | |
| LUNA | 1396 | | Barge | | | | |
| LU-O-LA | 520 | | Motor Boat | 1912 | | | |
| LURLINE | 949 | | SP | | | | |
| LURLINE | 1567 | | ID | | | | |
| LURLINE | 4871 | | Passenger | 1932 | | | |
| LUXPALILE | 4239 | K | Freighter | | 1022 | 529 | |
| LYCOMING | 4278 | B | Freighter | | 1025 | 614 | |
| LYDIA | 62 | | Motor Boat | 1916 | | | |
| LYDIA | 3524 | | Freighter | 1902 | | | |
| LYDIA III | 676 | | Motor Boat | 1913 | | | |
| LYDONIA | 700 | | Yacht, steam | 1912 | | | |
| LYKENS | 876 | | Tug | 1899 | | | |
| LYMAN STWEART | 4537 | | Tanker | 1914 | | | |
| LYNCHBURG | 3729 | | Freighter | 1918 | Req. | | |
| LYNDONIA | 734 | | Yacht | 1907 | | | |
| LYNDONIA | 4680 | | Yacht | 1920 | | | |
| LYNX | 2 | | Motor Boat | 1916 | | | |
| LYNX II | 730 | | Motor Boat | 1917 | | | |
| LYRA | 719 | | SP | | | | |
| M. C. WOLCOTT | 1423 | | ID | | | | |
| M. E. LOMBARDI | 5032 | | Tanker | 1940 | | | |
| M. F. ELLIOTT | 4704 | | Tanker | 1921 | | | |
| M. G. HAUSLER | 3456 | | ID | | | | |
| M. J. R. III | 452 | | SP | | | | |
| M. J. RUDOLPH | 2528 | | ID | | | | |
| M. J. SCANLON | 3513 | | Freighter | 1918 | Req. | | |
| M. M. DAVIS | 314 | | Menhaden | 1912 | | | |
| M. MITCHELL DAVIS | 3239 | | Tug | 1897 | | | |
| M. S. QUAY | 1132 | | SP | | | | |
| M. T. CO. #10 | 3505 | | ID | | | | |
| M. T. CO. #11 | 3531 | | ID | | | | |
| M. T. CO. #14 | 3521 | | ID | | | | |
| M. T. CO. #16 | 3747 | | Cov. Lighter | 1907 | | | |
| M. T. CO. #17 | 3591 | | ID | | | | |
| M. T. CO. #18 | 3745 | | Cov. Lighter | 1909 | | | |
| M. T. CO. #19 | 3743 | | Cov. Lighter | 1911 | | | |
| M. T. CO. #20 | 3744 | | Cov. Lighter | 1911 | | | |
| M. T. CO. #25 | 3533 | | ID | | | | |
| M. T. CO. #27 | 3528 | | ID | | | | |
| M. T. CO. #3 | 3485 | | ID | | | | |
| M. T. CO. #4 | 3532 | | ID | | | | |
| M. T. CO. #6 | 3753 | | Cov. Lighter | 1904 | | | |
| M. T. CO. #9 | 3504 | | ID | | | | |
| M. T. CO. #A-1 | 3734 | | Open Ltr | 1905 | | | |
| M. T. CO. #A-10 | 3588 | | ID | | | | |
| M. T. CO. #A2 | 3752 | | Open Ltr | 1905 | | | |
| M. T. CO. #A-4 | 3732 | | Open Ltr | 1907 | | | |
| M. T. CO. #A-5 | 3737 | | Barge | 1918 | | | |
| M. T. CO. #A6 | 3535 | | ID | | | | |
| M. T. CO. #A7 | 3534 | | ID | | | | |
| M. T. CO. #B-1 | 3733 | | Open Ltr | 1917 | | | |
| M. T. CO. #B-2 | 3739 | | Open Ltr | 1917 | | | |
| M. T. CO. #B3 | 3750 | | Open Ltr | 1905 | | | |
| M. T. CO. #B-4 | 3590 | | ID | | | | |
| M. T. CO. #V-3 | 3751 | | Open Ltr | 1917 | | | |
| M. T. CO. NO.21 | 3723 | | Cov. Lighter | 1911 | | | |
| M. T. CO. NO.261 | 3626 | | ID | | | | |
| MAARTENSDIJK | 2497 | | Freighter | 1902 | | | |
| MABEL | 1310 | | ID | | | | |
| MABEL | 1830 | | ID | | | | |
| MABEL | 2665 | | ID | | | | |
| MACHIGONNE | 507 | | Yacht | 1909 | | | |
| MACHIGONNE | 1043 | | Ferry | 1907 | | | |
| MACKINAC | 1471 | | ID | | | | |
| MACOMET | 4265 | | Freighter | 1919 | 1094 | 1977 | |
| MACONA | 3305 | | Freighter | 1903 | | | |
| MACUHLA | 393 | | SP | | | | |
| MADAWASKA | 3011 | | Passenger | 1907 | | | |
| MADDEQUET | 4226 | A | Freighter | | 1094 | 1979 | |
| MADELAINE | 1358 | | SP | | | | |
| MADISON | 2143 | | ID | | | | |
| MADISON | 4832 | | Coastal P&C | 1911 | | | |
| MAE | 1599 | | ID | | | | |
| MAGDALENA | 2538 | | ID | | | | |
| MAGETE | 1675 | | Motor Boat | 1905 | | | |
| MAGGIE | 1202 | | Barge, special | 1869 | | | |
| MAGGIE G. LUBEY | 1723 | | Barge, NY | | | | |
| MAGISTRATE | 143 | | Motor Boat | 1916 | | | |
| MAGNET | 563 | | Motor Boat | 1910 | | | |
| MAGUNKOOK | 3873 | | Freighter | 1919 | 1021 | 425 | |
| MAHANNA | 3618 | C | Frt. (wood) | 1918 | 1003 | 666 | Later ID-4480 |
| MAHANNA | 4480 | | Frt. (wood) | | | | Orig ID 3618-C |
| MAHAPA II | 554 | | SP | | | | |
| MAHASKA | 4315 | | Frt. (wood) | 1918 | 1001 | 483 | |
| MAHNET | 4380 | C | Frt. (wood) | | 1001 | 40 | |
| MAHONING | 2733 | | ID | | | | |
| MAIDEN CREEK | 4239 | L | Freighter | | 1022 | 521 | |
| MAIGHERIC | 4253 | M | Freighter | | | | |
| MAINE | 1357 | | Freighter | | Req. | | |
| MAJESTIC | 3061 | | Ferry | 1903 | | | |
| MAJOR | 893 | | SP | | | | |
| MAJOR DANA | 2587 | | ID | | | | |
| MAJOR WHEELER | 3637 | | Freighter | 1918 | Req. | | |
| MAKALAA | 1525 | | ID | | | | |
| MAKANDA | 3781 | | Frt. (wood) | 1918 | 1003 | 661 | |
| MALACCA | 4964 | | Tanker | 1919 | | | |
| MALAINA | 4950 | | Yacht | 1928 | | | |
| MALANG | 2623 | | Freighter | 1898 | | | |
| MALAY | 735 | | Yacht | 1898 | | | |
| MALDEN | 4321 | A | Freighter | | | | |
| MALLARD | 4991 | | Freighter | 1917 | | | |
| MALOLO | 4793 | | Passenger | 1927 | | | |
| MALTON | 4974 | | Freighter | 1923 | | | |
| MALVERN | 1537 | | Barge, NY | | | | |
| MALVERN | 3055 | | Tug | 1900 | | | |
| MAMIE | 1828 | | ID | | | | |
| MANAGER | 2398 | | ID | | | | |
| MANATAWNY | 4253 | EEE | Freighter | | 1022 | 1533 | |
| MANATEE | 51 | | Motor Boat | 1915 | | | |
| MANCHESTER | 2157 | | ID | | | | |
| MANCHURIA | 1633 | | Passenger | 1904 | | | |
| MANDARIN | 4632 | | Freighter | 1920 | 1092 | 2083 | Later STUART DOLLAR |
| MANDEVILLE | 2563 | | Pass, river | 1914 | | | |
| MANGORE | 2967 | | Bulk Carrier | | Req. | | |
| MANHAM | 4287 | A | Freighter | | 1015 | 757 | |
| MANHATTAN | 2195 | | Pass, coast. | 1913 | | | |
| MANHATTAN | 3421 | | ID | | | | |
| MANHATTAN | 4864 | . | Passenger | 1932 | | | |
| MANITO II | 262 | | Motor Boat | 1912 | | | |
| MANITOU | 2608 | | Pass, lake | 1893 | | | |
| MANITOWOC | 4579 | | Freighter | 1902 | | | |
| MANNA HATA | 3396 | | Salvage | 1900 | | | |
| MANNAHOCKING | 3346 | H | Frt. (wood) | | 1005 | 1894 | |
| MANOA | 2167 | | ID | | | | |
| MANTA | 2036 | | Freighter | 1916 | | | |
| MANUKAI | 4599 | | Freighter | 1921 | | | |
| MANULANI | 4588 | | Freighter | 1921 | | | |
| MANZANILLO | 1428 | | SP | | | | |
| MAQUAN | 4309 | | Freighter | 1919 | 1015 | 758 | |
| MARATANZA | 3860 | | Frt. (wood) | 1918 | 1003 | 439 | |
| MAREVA | 513 | | SP | | | | |
| MARGARET | 328 | | Menhaden | 1912 | | | |
| MARGARET | 524 | | Yacht | 1913 | | | |
| MARGARET | 527 | | Yacht | 1899 | | | |
| MARGARET | 531 | | Schooner, aux. | 1903 | | | |
| MARGARET | 1034 | | SP | | | | |
| MARGARET | 1747 | | ID | | | | |
| MARGARET | 2510 | | Freighter | 1916 | | | |
| MARGARET A. FLANNERY | 3603 | | ID | | | | |
| MARGARET A. HINES | 1815 | | Barge, NY | | | | |
| MARGARET ANDERSON | 1203 | | Motor Boat | 1907 | | | |
| MARGARET D. | 2431 | | ID | | | | |
| MARGARET DOLLAR | 4601 | | Freighter | 1921 | | | |
| MARGARET G. | 1764 | | Motor Boat | | | | |
| MARGARET K. | 1781 | | Barge, NY | | | | |
| MARGARET O | 614 | | Motor Boat | 1915 | | | |
| MARGARET OLSEN | 2443 | | ID | | | | |
| MARGIN | 2119 | | Motor Boat | 1917 | | | |
| MARGO | 870 | | Motor Boat | 1913 | | | |
| MARGOLD | 934 | | SP | | | | |
| MARGUERITE | 193 | | Motor Boat | 1916 | | | |
| MARGUERITE II | 892 | | Motor Boat | 1917 | | | |
| MARGUS | 4434 | H | Freighter | | 1023 | 822 | |
| MARIAN LEE | 1961 | | ID | | | | |
| MARIAN VAN P. | 3631 | | ID | | | | |
| MARIANA | 3944 | | Freighter | 1915 | | | |
| MARICA | 4031 | . | Pass & Cgo | 1919 | Req. | | |
| MARIE | 100 | | Motor Boat | 1912 | | | |
| MARIE | 1260 | | Motor Boat | 1901 | | | |
| MARIE | 2441 | | ID | | | | |
| MARIE C. HANLEY | 1989 | | ID | | | | |
| MARIE KELLY | 3180 | | Barge, NY | | | | |
| MARIGOLD | 565 | | SP | | | | |
| MARIJA | 413 | | Motor Boat | | | | |
| MARINER | 349 | | SP | | | | |
| MARINER | 931 | | SP | | | | |
| MARINER | 1136 | | Tug | 1899 | | | |
| MARINERS HARBOR | 2814 | | Freighter | | Req. | | |
| MARION | 1831 | | Barge | | | | |
| MARION | 2776 | | ID | | | | |
| MARION | 3655 | | ID | | | | |
| MARION B. HARRIS | 3685 | | Barge | 1903 | | | |
| MARION CALAVERAS | 1700 | | Motor Boat | 1911 | | | |
| MARIPOSA | 1483 | | ID | | | | |
| MARIPOSA | 4855 | | Passenger | 1931 | | | |
| MARJO | 3110 | | ID | | | | |
| MARJORIE M | 1080 | | Motor Boat | 1912 | | | |
| MARKAY [MC-5] | 5000 | . | Tanker | 1939 | | | |
| MARNE | 3929 | | Freighter | 1918 | 1037 | 959 | |
| MARNE (USAT) | 4491 | F | Pass & Cgo | | 1024 | 677 | |
| MAROLD | 737 | | Motor Boat | 1914 | | | |
| MARORE | 4708 | | Ore Carrier | 1923 | | | |
| MARPESSA | 787 | | Motor Boat | 1916 | | | |
| MARSHALL | 3859 | | Freighter | | Req. | | |
| MARSHFIELD | 3601 | | Frt. (wood) | | 1003 | 453 | |
| MARSODAK | 4232 | B | Freighter | | 1023 | 806 | |
| MARTHA WASHINGTON | 3019 | | Passenger | 1908 | | | |
| MARTHER LOW | 1835 | | ID | | | | |
| MARUBA | 4073 | | Freighter | 1890 | | | |
| MARY | 462 | | Motor Boat | 1907 | | | |
| MARY | 1751 | | Barge, NY | | | | |
| MARY | 2564 | | ID | | | | |
| MARY A. BAKER | 1829 | | ID | | | | |
| MARY A. DEEGAN | 1892 | | Barge, NY | | | | |
| MARY A. FEE | 1863 | | Barge, NY | | | | |
| MARY A. KENNLEY | 3649 | | ID | | | | |
| MARY ALICE | 397 | | Yacht | 1897 | | | |
| MARY ANN | 3208 | | ID | | | | |
| MARY ARNOLD | 3339 | | ID | | | | |
| MARY B. GARNER | 682 | | Menhaden | 1912 | | | |
| MARY E. GORDON | 3471 | | ID | | | | |
| MARY E. SHERIDAN | 1889 | | Barge, NY | | | | |
| MARY ETHEL | 1814 | | ID | | | | |
| MARY F. FLANNERY | 1853 | | ID | | | | |
| MARY F. SCULLY | 1379 | | ID | | | | |
| MARY J. WALKER | 1506 | | ID | | | | |
| MARY L. LEWIS | 351 | | SP | | | | |
| MARY L. TURK | 3644 | | ID | | | | |
| MARY LOUISE | 356 | | Motor Boat | | | | |
| MARY LUCKENBACH | 4556 | | Freighter | 1920 | 1019 | 2214 | |
| MARY M | 3274 | | Motor Boat | 1904 | | | |
| MARY MALIA | 1875 | | ID | | | | |
| MARY OLSON | 2205 | | ID | | | | |
| MARY POPE | 291 | | Motor Boat | 1915 | | | |
| MARY STINE | 3370 | | ID | | | | |
| MARY T. TRACY | 3266 | | ID | | | | |
| MARY W. POTTER | 904 | | SP | | | | |
| MARYANNE | 2077 | | ID | | | | |
| MASCA | 3947 | | Freighter | 1918 | 1023 | 578 | |
| MASCOTTE | 1331 | | ID | | | | |
| MASON CITY | 4493 | | Freighter | 1919 | 1094 | 1978 | |
| MASPETH | 348 | | SP | | | | |
| MASSACHUSETTS | 1255 | | Pass, coast. | 1907 | | | |
| MASSICK | 4434 | U | Freighter | | 1023 | 823 | |
| MASSILON BRIDGE | 4434 | G | Freighter | | 1023 | 820 | |
| MASTADON | 3355 | | ID | | | | |
| MASTERPIECE | 1718 | | ID | | | | |
| MASUDA | 3445 | | ID | | | | |
| MATANZAS | 1416 | | ID | | | | |
| MATHEW LUCKENBACH | 4858 | | Freighter | 1918 | | | |
| MATINICOCK | 1576 | | ID | | | | |
| MATSONIA | 1589 | | Passenger | 1913 | | | |
| MATTAPAN | 3762 | | Frt. (wood) | 1918 | 1003 | 438 | |
| MATTIE | 2422 | | ID | | | | |
| MAUD | 1009 | | Motor Boat | | | | |
| MAUDE L. FOSTER | 3598 | | ID | | | | |
| MAUI | 1514 | | Passenger | 1916 | | | |
| MAUMEE | 1339 | | Freighter | 1897 | | | |
| MAUNA KEA | 818 | | SP | | | | |
| MAUNA LOA | 28 | | Motor Boat | 1916 | | | |
| MAUNA LOA | 1413 | | ID | | | | |
| MAVIET | 948 | | SP | | | | |
| MAXWELL | 1167 | | SP | | | | |
| MAY | 164 | | Yacht, steam | 1891 | | | |
| MAY | 1001 | | Tug | 1910 | | | |
| MAY BROWN | 1287 | | Schooner | 1892 | | | |
| MAYFLOWER | 3326 | | ID | | | | |
| MAYPORT | 4449 | A | Frt. (wood) | | 1001 | 141 | |
| MAYSIE | 930 | | Motor Boat | 1899 | | | |
| MAZAMA | 3438 | | Frt. (wood) | | 1001 | 477 | |
| MCALLISTER #78 | 2651 | | ID | | | | |
| MCCREARY COUNTY | 4554 | F | Freighter | | 1099 | 1795 | |
| MCDOUGALL | 3717 | | Tug | 1900 | | | |
| MCKEESPORT | 4391 | | Freighter | 1919 | 1037 | 963 | |
| MCKEEVER BROTHERS | 683 | | Menhaden | 1911 | | | |
| MCMATH | 3303 | | Barge | 1916 | | | |
| MEDFORD | 3713 | | Frt. (wood) | 1918 | 1001 | 1360 | |
| MEDINA | 4541 | | Passenger | 1914 | | | |
| MEDRIC | 4373 | | Trawler | 1920 | | | |
| MEEKER | 1984 | | ID | | | | |
| MEHANNO | 4496 | | Freighter | 1919 | 1015 | 1022 | |
| MELISSA | 147 | | SP | | | | |
| MELROSE | 4321 | B | Freighter | | | | |
| MELVILLE | 1078 | | Tug | 1903 | | | |
| MELVILLE DOLLAR | 4592 | | Freighter | 1921 | | | |
| MEMPHIS CITY | 4663 | | Freighter | 1921 | | | |
| MENHADEN | 847 | | Menhaden | 1905 | | | |
| MENOMINEE RIVER | 2843 | | ID | | | | |
| MENTOR | 2855 | | ID | | | | |
| MERAK | 2533 | | Freighter | 1910 | | | |
| MERALCO | 3288 | | ID | | | | |
| MERAUKE | 2498 | | Freighter | 1911 | | | |
| MERCER | 3837 | | Freighter | 1918 | 1037 | 958 | |
| MERCER VICTORY | 4244 | B | Freighter | | 1025 | 604 | |
| MERCHANT | 2313 | | Pass, harbor | 1904 | | | |
| MERCHANT | 2677 | | ID | | | | |
| MERCURIUS | 2516 | | Freighter | 1909 | | | |
| MERCURY SUN | 4884 | | Tanker | 1931 | | | |
| MERCY | 1305 | | Passenger | 1907 | | | |
| MERIDEN | 4109 | | Freighter | 1918 | 1049 | 2249 | |
| MERITO | 279 | | Motor Boat | | | | |
| MERRY MOUNT | 4322 | | Freighter | 1919 | 1016 | 376 | |
| MERRY SUNSHINE | 898 | | SP | | | | |
| MERVANA | 4473 | . | Tanker | 1919 | | | |
| META SEMKEN | 1878 | | ID | | | | |
| METAPAN | 4515 | | Pass & Cgo | 1909 | | | |
| METEN | 4473 | A | Tanker | | | | |
| METEOR | 1659 | | ID | | | | |
| METEOR | 4397 | | Freighter | 1901 | | | |
| ME-TOO | 155 | | Motor Boat | 1913 | | | |
| MEUDON | 365 | | SP | | | | |
| MEXICAN | 1655 | | Freighter | 1907 | | | |
| MEXICO | 4506 | | Passenger | 1899 | | | |
| MEXICO | 4875 | | Pass & Cgo | 1932 | | | |
| MEXPET | 419 | | SP | | | | |
| MI MI | 91 | | SP | | | | |
| MICAWBER | 3186 | | ID | | | | |
| MICHAEL J. TUCKER | 1877 | | Barge, NY | | | | |
| MIDDLEBURY | 3206 | | Freighter | | Req. | | |
| MIELERON | 1332 | | ID | | | | |
| MIFFLIN | 1377 | | Barge, NY | | | | |
| MIGRANT | 4910 | | Yacht | 1929 | | | |
| MIJDRECHT | 3846 | | Freighter | 1912 | | | |
| MIKAWE | 309 | | Motor Boat | 1916 | | | |
| MILDRED | 1874 | | Barge, NY | | | | |
| MILDRED MCNALLEY | 2376 | | Barge | | | | |
| MILFORD | 1812 | | ID | | | | |
| MILFRED KELLER | 3136 | | ID | | | | |
| MILLER COUNTY | 4482 | | Tanker | 1920 | 1059 | 1246 | Later ID-4709 |
| MILLER COUNTY | 4709 | | Tanker | 1920 | | | Orig ID-4482 |
| MILLINOCKET | 1572 | | ID | | | | |
| MILLY | 641 | | SP | | | | |
| MILTON | 3775 | | Frt. (wood) | 1918 | 1001 | 394 | |
| MILWAUKEE | 2686 | | ID | | | | |
| MILWAUKEE | 2946 | | ID | | | | |
| MILWAUKEE BRIDGE | 4279 | F | Freighter | | 1023 | 563 | |
| MINEOLA | 3142 | | Freighter | | Req. | | |
| MINERVA | 425 | | Motor Boat | 1914 | | | |
| MINK | 3633 | | ID | | | | |
| MINNEKAHDA | 4651 | | Passenger | 1917 | | | |
| MINNEMAC II | 202 | | Motor Boat | 1914 | | | |
| MINNEOPA | 1701 | | Motor Boat | 1902 | | | |
| MINNEQUA | 4239 | M | Freighter | | 1022 | 538 | |
| MINNESOTA | 2247 | | ID | | | | |
| MINNESOTA | 2579 | | ID | | | | |
| MINNESOTAN | 4545 | | Freighter | 1912 | | | |
| MINNIE V. POPE | 1033 | | SP | | | | |
| MINOOKA | 4383 | F | Freighter | | 1038 | 654 | |
| MIRA | 118 | | Motor Boat | 1911 | | | |
| MIRACH | 2545 | | ID | | | | |
| MIRAMAR | 591 | | Motor Boat | 1910 | | | |
| MIRAMAR | 672 | | Motor Boat | 1907 | | | |
| MIRNA | 1214 | | Motor Boat | 1911 | | | |
| MISISSIPPI | 2656 | | ID | | | | |
| MISKIANZA | 4229 | | Tanker | 1919 | 1041 | 1026 | |
| MISS ANNE II | 657 | | Motor Boat | | | | |
| MISS BETSY | 151 | | Motor Boat | 1916 | | | |
| MISS TOLEDO | 1711 | | Motor Boat | 1917 | | | |
| MISSOURI | 2830 | | ID | | | | |
| MISSOURI | 2894 | | ID | | | | |
| MISSOURIAN | 4666 | | Freighter | 1922 | | | |
| MIST | 567 | | Steam boat | 1904 | | | |
| MITCHELL | 4296 | B | Freighter | | 1025 | 617 | |
| MIZAR | 2549 | | ID | | | | |
| MOBIL FUEL | 5004 | . | Tanker | 1939 | | | |
| MOBILE | 4043 | | Passenger | 1908 | | | |
| MOBILE CITY | 4578 | | Freighter | 1920 | | | |
| MOBILUBE | 5004 | A | Tanker | 1939 | | | |
| MOCCASIN | 1322 | | Passenger | 1903 | | | |
| MOFFITT | 4351 | A | Tkr. (conc.) | | 1100 | 1708 | |
| MOHAVE | 3353 | | Tug | 1914 | | | |
| MOHAWK | 1591 | | ID | | | | |
| MOHAWK | 4684 | | Coastal P&C | 1926 | | | |
| MOHICAN | 117 | | Yacht, steam | 1890 | | | |
| MOHICAN | 1463 | | SP | | | | |
| MOHINKIS | 4430 | | Freighter | 1919 | 1015 | 944 | |
| MOHOWAK | 217 | | SP | | | | |
| MOJAVE | 3358 | B | Frt. (wood) | | 1001 | 475 | |
| MOKOLII | 3283 | | ID | | | | |
| MOLDEGAARD | 4324 | | Freighter | 1906 | | | |
| MOLINE | 4108 | | Freighter | 1919 | Req. | | |
| MOLLIE J. BOLES | 2007 | | ID | | | | |
| MOMO | 49 | | Motor Boat | 1912 | | | |
| MOMUS | 4516 | | Passenger | 1906 | | | |
| MONANA | 3956 | | Freighter | 1918 | 1023 | 556 | |
| MONARCH | 2033 | | ID | | | | |
| MONASSES | 4126 | | Freighter | | 1015 | 1017 | |
| MONGOLIA | 1615 | | Passenger | 1904 | | | |
| MONHEGAN | 2111 | | ID | | | | |
| MONMOUTH | 1299 | | ID | | | | |
| MONMOUTH | 3735 | | Freighter | | | | |
| MONO | 3515 | | Frt. (wood) | | 1003 | 433 | |
| MONOCACY | 1116 | | Tug | 1905 | | | |
| MONOMAC | 4434 | J | Freighter | | 1023 | 828 | |
| MONOMACK | 2971 | | ID | | | | |
| MONONGAHELA | 2486 | | ID | | | | |
| MONREVE | 358 | | SP | | | | |
| MONROE | 4433 | . | Freighter | 1920 | 1025 | 1369 | |
| MONTAGUE | 4271 | B | Freighter | | 1015 | 1069 | |
| MONTANA | 2209 | | ID | | | | |
| MONTAUK | 392 | | Menhaden | 1880 | | | |
| MONTAUK | 1213 | | Tug | 1899 | | | |
| MONTAUK | 3233 | | ID | | | | |
| MONTCLAIR | 3497 | | Refrig Cgo | 1918 | Req. | | |
| MONTEBELLO | 4552 | | Tanker | 1921 | | | |
| MONTEREY | 1699 | | ID | | | | |
| MONTEREY | 4874 | | Pass & Cgo | 1932 | | | |
| MONTEREY | 4877 | | Pass & Cgo | 1931 | | | |
| MONTGOMERY | 4133 | | Freighter | 1919 | 1023 | 582 | |
| MONTGOMERY CITY | 4819 | | Freighter | 1920 | | | |
| MONTICELLO | 1307 | | ID | | | | |
| MONTPELIER | 1954 | | Freighter | 1912 | | | |
| MONTROLITE | 3356 | | Tanker | | Req. | | |
| MOONLITE | 2328 | | ID | | | | |
| MOOSABEE | 3763 | A | Frt. (wood) | | 1001 | 23 | |
| MOOSEHAUSIC | 4305 | . | Freighter | 1919 | 1023 | 812 | |
| MOOSEHEAD | 2047 | | Pass, coast. | 1911 | | | |
| MOPANG | 4434 | I | Freighter | | 1023 | 824 | |
| MORAINE | 3895 | | Frt. (wood) | 1918 | 1001 | 288 | |
| MORAN | 482 | | SP | | | | |
| MORAN | 3195 | | Barge, NY | | | | |
| MORAN #56 | 3176 | | Barge, NY | | | | |
| MORAVIA BRIDGE | 4462 | | Freighter | 1919 | 1023 | 838 | |
| MORITZ | 4350 | A | Frt. (wood) | | 1003 | 256 | |
| MORMACDOVE [MC-21] | 4996 | C | Freighter | 1939 | | | |
| MORMACGULL [MC-30] | 4996 | D | Freighter | 1939 | | | |
| MORMACHAWK [MC-19] | 4996 | A | Freighter | 1939 | | | |
| MORMACLAND [MC-46] | 5002 | B | Freighter | 1940 | | | |
| MORMACLARK [MC-31] | 4996 | E | Freighter | 1939 | | | |
| MORMACMAIL [MC-47] | 5002 | C | Freighter | 1940 | | | |
| MORMACMOON [MC-63] | 5010 | . | Freighter | 1940 | | | |
| MORMACPENN [MC-44] | 5002 | . | Freighter | 1940 | | | |
| MORMACTIDE [MC-65] | 5010 | B | Freighter | 1940 | | | |
| MORMACWREN [MC-20] | 4996 | B | Freighter | 1939 | | | |
| MORMACYORK [MC-45] | 5002 | A | Freighter | 1940 | | | |
| MORNING STAR | 1156 | | SP | | | | |
| MORNING STAR | 1269 | | ID | | | | |
| MORRISTOWN | 3580 | | Freighter | 1918 | Req. | | |
| MORRO CASTLE | 4519 | | Passenger | 1900 | | | |
| MOSHICO | 4383 | . | Freighter | 1920 | 1038 | 653 | |
| MOUNT CARBON | 1845 | | ID | | | | |
| MOUNT CLINTON | 4624 | | ID | 1919 | | | |
| MOUNT EVANS | 4200 | . | Freighter | 1919 | 1013 | 1698 | |
| MOUNT SHASTA | 1822 | | Freighter | 1917 | Req. | | |
| MOUNT VERNON | 4508 | | Passenger | 1906 | | | |
| MOUNT VERNON BRIDGE | 4291 | | Freighter | | 1023 | 559 | |
| MOWON | 608 | | SP | | | | |
| MT. CARROLL | 4607 | | Passenger | 1921 | | | |
| MUD SCOW #30 | 3137 | | Barge | | | | |
| MUIRMAID V | 987 | | SP | | | | |
| MULPUA | 3971 | | Freighter | 1919 | 1015 | 1016 | |
| MUNAIRES | 2197 | | Freighter | 1918 | Req. | | |
| MUNAMAR | 1356 | | SP | | | | |
| MUNARGO | 4609 | | Passenger | 1921 | | | |
| MUNDELTA | 1301 | | Freighter | 1917 | | | |
| MUNINDIES | 2093 | | Freighter | 1917 | Req. | | |
| MUNPLACE | 2346 | | Freighter | 1916 | | | |
| MUNRA | 4348 | . | Frt. (wood) | 1919 | 1001 | 471 | |
| MUNRIO | 2054 | | Freighter | 1916 | | | |
| MUNSOMO | 1607 | | Freighter | 1916 | | | |
| MUNWOOD | 4460 | | Freighter | 1914 | | | |
| MURRAY | 1438 | | Motor Boat | 1915 | | | |
| MURRAY | 3726 | | Derrick Ltr | 1916 | | | |
| MURRELL | 668 | | SP | | | | |
| MUSA | 5014 | A | Freighter | 1930 | | | |
| MUSCALLONGE | 3329 | | ID | | | | |
| MUSCATINE | 2226 | | Refrig Cgo | 1918 | Req. | | |
| MUSIC | 1288 | | Motor Boat | 1880 | | | |
| MUSKEGON | 2338 | | ID | | | | |
| MUSKETO | 3845 | | Frt. (wood) | 1918 | 1003 | 437 | |
| MUSKOGEE | 1817 | | ID | | | | |
| MUSTANG | 36 | | Motor Boat | 1911 | | | |
| MUTUAL | 3159 | | ID | | | | |
| MYRON | 2815 | | ID | | | | |
| MYRTLE | 3289 | | Motor Boat | 1915 | | | |
| MYSTERY | 16 | | Motor Boat | 1916 | | | |
| MYSTERY | 428 | | Motor Boat | 1917 | | | |
| MYSTERY | 2744 | | Fishing | 1886 | | | |
| MYSTIC | 2811 | | ID | | | | |
| MYSTIC | 4061 | . | Freighter | 1919 | Req. | | |
| N. J. EBBITT | 1971 | | ID | | | | |
| NAAMHOK | 4296 | R | Freighter | | 1025 | 634 | |
| NACATA | 4296 | Q | Freighter | | 1025 | 633 | |
| NACOOCHEE | 2064 | | ID | | | | |
| NAGANOOK | 420 | | SP | | | | |
| NAHANT | 1250 | | Tug | 1913 | | | |
| NAHMA | 771 | | Yacht, steam | 1897 | | | |
| NAIWA | 3512 | | Freighter | 1918 | 1016 | 192 | |
| NAJELDA | 277 | | Motor Boat | 1907 | | | |
| NAKHODA | 4925 | | Yacht | 1929 | | | |
| NAMECKI | 3455 | | Frt. (wood) | | 1001 | 200 | |
| NAMFAUG | 4024 | A | Freighter | | | | |
| NANJEMOY | 2770 | | ID | | | | |
| NANQUITT | 4415 | . | Freighter | 1920 | | | |
| NANSEMOND | 1395 | | Passenger | 1896 | | | |
| NANSEMOND | 4544 | | Pass & Cgo | 1897 | | | |
| NANTAHALA | 3519 | | Freighter | 1918 | 1019 | 335 | |
| NANTASKET | 3478 | | Freighter | | Req. | | |
| NANTICOKE | 1452 | | Barge, NY | 1900 | | | |
| NANTUCKET | 1153 | | SP | | | | |
| NARADA | 161 | | Yacht, steam | 1889 | | | |
| NARMADA | 253 | | SP | | | | |
| NARRAGANSETT | 1163 | | Ferry | 1905 | | | |
| NARRAGANSETT | 2196 | | Pass, coast. | 1913 | | | |
| NASHOTAH | 4319 | E | Frt. (wood) | | 1001 | 1355 | |
| NATALIA | 1251 | | Motor Boat | 1909 | | | |
| NATALIE MAE | 1005 | | SP | | | | |
| NATANT V | 3435 | | ID | | | | |
| NATHALINE | 285 | | SP | | | | |
| NATHAN LAWRENCE | 3821 | | Barge | 1883 | | | |
| NATICK | 570 | | Motor Boat | | | | |
| NATIONAL | 2778 | | ID | | | | |
| NATIONAL BRIDGE | 3984 | | Freighter | 1919 | 1023 | 576 | |
| NATIRAR | 4421 | B | Freighter | | 1046 | 1144 | |
| NATOMA | 666 | | Motor Boat | 1913 | | | |
| NATOYA | 396 | | Motor Boat | 1909 | | | |
| NATTIE CAHILL | 2020 | | ID | | | | |
| NATUPPA | 620 | | SP | | | | |
| NAUGUS | 4110 | A | Freighter | | 1015 | 1023 | |
| NAUSHON | 517 | | Yacht | 1895 | | | |
| NAUSHON | 4415 | A | Freighter | | | | |
| NAUTILUS | 855 | | SP | | | | |
| NAUTILUS | 1955 | | ID | | | | |
| NAUTILUS | 2414 | | ID | | | | |
| NAUTILUS II | 559 | | Motor Boat | 1917 | | | |
| NAVAHOE | 2323 | | ID | | | | |
| NAVAJO III | 298 | | Motor Boat | 1916 | | | |
| NAVETTE | 785 | | SP | | | | |
| NAVIGATOR | 922 | | SP | | | | |
| NAVIGATOR | 2225 | | Tug | 1898 | | | |
| NEAIRA | 226 | | SP | | | | |
| NECOLAH | 3778 | | Freighter | 1918 | | | |
| NEDEVA II | 64 | | Motor Boat | | | | |
| NEDMAC | 4239 | N | Freighter | | 1022 | 524 | |
| NEEDLE | 649 | | Motor Boat | 1906 | | | |
| NELANSU | 610 | | Motor Boat | | | | |
| NELFRED | 1079 | | SP | | | | |
| NELLIE | 2463 | | ID | | | | |
| NELLIE GRANLEY | 2739 | | ID | | | | |
| NELLIE JACKSON | 1459 | | Schooner | 1896 | | | |
| NELSON | 2351 | | ID | | | | |
| NEMAHA | 111 | | SP | | | | |
| NEMAHA | 4436 | D | Freighter | | 1037 | 1450 | |
| NEMASSA | 4207 | | Frt. (wood) | | 1001 | 436 | |
| NEMES | 424 | | Motor Boat | 1909 | | | |
| NEMESIS | 343 | | Sail, aux. | 1896 | | | |
| NEPAHWIN | 473 | | SP | | | | |
| NEPENTHE | 112 | | Houseboat | 1917 | | | |
| NEPONSET | 3437 | | ID | | | | |
| NEPONSET | 3581 | | Pass & Cgo | 1918 | Req. | | |
| NEPTUNE | 1311 | | ID | | | | |
| NEPTUNE | 3033 | | ID | | | | |
| NEPTUNE | 3578 | | ID | | | | |
| NEPTUNUS | 2529 | | ID | | | | |
| NEREIDEA | 241 | | SP | | | | |
| NESCO | 3941 | | Freighter | 1918 | 1023 | 577 | |
| NESHAMINY | 4169 | | Freighter | 1919 | 1025 | 606 | |
| NESHOBEE | 4418 | E | Freighter | | 1023 | 852 | |
| NETTIE | 1436 | | Motor Boat | 1912 | | | |
| NETTIE PETRIE | 1899 | | Barge, NY | | | | |
| NEUSE | 1790 | | ID | | | | |
| NEVADA | 1170 | | SP | | | | |
| NEW BRITAIN | 4238 | . | Freighter | | 1017 | 222 | |
| NEW ENGLAND | 1222 | | Tug | 1907 | | | |
| NEW ENGLAND | 4418 | G | Freighter | | 1023 | 846 | |
| NEW JERSEY | 4667 | | Tanker | 1921 | | | |
| NEW ORLEANS | 4413 | . | Freighter | 1920 | 1037 | 1907 | |
| NEW ROCHELLE | 3084 | | ID | | | | |
| NEW SHOREHAM | 1257 | | SP | | | | |
| NEW WINDSOR | 4050 | | Freighter | 1919 | 1025 | 760 | |
| NEW YORK | 2837 | | ID | | | | |
| NEW YORK | 4538 | | Tanker | 1915 | | | |
| NEW YORK | 4823 | | Coastal Pass | 1923 | | | |
| NEW YORK | 3973 | | Barge | 1914 | | | USSB BARGE NO. 1 |
| NEWARK | 266 | | Tug | 1913 | | | |
| NEWARK | 848 | | SP | | | | |
| NEWBURGH | 1369 | | ID | | | | |
| NEWBURGH | 3768 | | Freighter | 1918 | 1025 | 759 | |
| NEWCASTLE | 1756 | | ID | | | | |
| NEWTON | 2300 | | ID | | | | |
| NEWTON | 4306 | | Frt. (wood) | 1919 | 1001 | 401 | |
| NEWTON | 4359 | | Collier | 1911 | | | |
| NIAGARA | 136 | | Yacht, steam | 1898 | | | |
| NIAGARA | 246 | | Motor Boat | 1913 | | | |
| NIAGARA | 263 | | Motor Boat | 1915 | | | |
| NICKERSON | 3372 | | ID | | | | |
| NIGHTINGALE | 523 | | Motor Boat | | | | |
| NIGHTINGALE [MC-26] | 4997 | D | Freighter | 1939 | | | |
| NIJI | 33 | | Motor Boat | 1914 | | | |
| NILE | 4289 | | Freighter | 1919 | 1079 | 1944 | |
| NINA C. | 2734 | | ID | | | | |
| NIPMUC | 4361 | B | Freighter | | 1019 | 990 | |
| NIPSIC | 2258 | | ID | | | | |
| NIRVANA | 706 | | Motor Boat | 1915 | | | |
| NIRVANA II | 204 | | Motor Boat | 1916 | | | |
| NIWHI | 2706 | | ID | | | | |
| NO NAME | 1962 | | ID | | | | |
| NO NAME ASSIGNED | 1490 | | ID | | | | |
| NO. 1 | 3187 | | ID | | | | |
| NO. 15 | 3316 | | ID | | | | |
| NO. 15 ITSUKUSHIMA MARU | 1528 | | ID | | | | |
| NO. 19 NAGASHIMA MARU | 1518 | | ID | | | | |
| NO. 225 | 3310 | | ID | | | | |
| NO. 267 | 2461 | | ID | | | | |
| NO. 288 YAMASHIRA MARU | 1529 | | ID | | | | |
| NO. 34 | 1775 | | ID | | | | |
| NO. C. 927 | 2230 | | Motor Boat | | | | |
| NOBLES | 4270 | C | Freighter | | 1022 | 536 | |
| NOCCALULA | 4382 | G | Freighter | | 1025 | 967 | |
| NOCKUM | 4258 | | Freighter | 1919 | 1015 | 1021 | |
| NODDLE ISLAND | 4418 | F | Freighter | | 1023 | 845 | |
| NOKATAY | 4110 | . | Freighter | | 1015 | 1020 | |
| NOKOMIS | 609 | | Yacht | 1917 | | | |
| NOMA | 131 | | Yacht, steam | 1902 | | | |
| NOMAD | 1046 | | Motor Boat | 1914 | | | |
| NONANTUM | 4282 | . | Freighter | 1919 | 1023 | 800 | |
| NONPAREIL | 370 | | Tug | 1904 | | | |
| NOODLE ISLAND | 2332 | | ID | | | | |
| NOORD BRABANT | 2535 | | Freighter | 1916 | | | |
| NORA | 4447 | | Tanker | 1920 | | | |
| NORA KENNY | 2072 | | ID | | | | |
| NORFOLK | 1410 | | ID | | | | |
| NORFOLK | 1786 | | ID | | | | |
| NORFOLK | 2043 | | ID | | | | |
| NORFOLK | 3169 | | Dredge | 1917 | | | |
| NORLINA | 1597 | | Freighter | 1909 | | | |
| NORMA | 1980 | | ID | | | | |
| NORMA | 3841 | | Freighter | 1919 | Req. | | |
| NORMAN BRIDGE | 1809 | | ID | | | | |
| NORMANNIA | 756 | | Motor Boat | 1912 | | | |
| NORTH ALABAMA | 4279 | A | Freighter | | | | |
| NORTH AMERICA | 1709 | | ID | | | | |
| NORTH BEND | 2866 | | Frt. (wood) | | 1003 | 426 | |
| NORTH KING | 4973 | | Pass & Cgo | 1905 | | | |
| NORTH LAND | 1273 | | ID | | | | |
| NORTH LAND | 4795 | | Coastal P&C | 1910 | | | |
| NORTH POLE | 2147 | | Barge | 1913 | | | |
| NORTH POLE | 3791 | | Refrig Cgo | 1918 | Req. | | |
| NORTH STAR | 441 | | SP | | | | |
| NORTH STAR | 1540 | | ID | | | | |
| NORTH WIND | 2495 | | ID | | | | |
| NORTHAMPTON | 670 | | Motor Boat | | | | |
| NORTHEN | 1649 | | ID | | | | |
| NORTHERN #1 | 3447 | | ID | | | | |
| NORTHERN #2 | 1848 | | ID | | | | |
| NORTHERN #2 | 3431 | | ID | | | | |
| NORTHERN #29 | 2966 | | ID | | | | |
| NORTHERN #30 | 3087 | | ID | | | | |
| NORTHERN KING | 2754 | | ID | | | | |
| NORTHERN LIGHT | 2797 | | ID | | | | |
| NORTHERN QUEEN | 2458 | | ID | | | | |
| NORTHERN WAVE | 2643 | | ID | | | | |
| NORTHLAND | 1669 | | ID | | | | |
| NORTHUNBERLAND | 330 | | SP | | | | |
| NORTHWESTERN | 1405 | | ID | | | | |
| NORTHWESTERN | 1610 | | ID | | | | |
| NORTHWESTERN BRIDGE | 4434 | K | Freighter | | 1023 | 821 | |
| NORTHWIND | 139 | | SP | | | | |
| NORUMBEGA | 2089 | | Passenger | 1902 | | | |
| NORUMBEGA | 4361 | . | Freighter | 1919 | 1019 | 991 | |
| NORWALK | 3074 | | ID | | | | |
| NOTRE DAME | 4931 | | Trawler | 1929 | | | |
| NOTTINGHAM | 474 | | SP | | | | |
| NOUDRICHEM | 2548 | | ID | | | | |
| NOURMAHAL | 4977 | | Yacht | 1928 | | | |
| NUPOLELA | 4319 | F | Frt. (wood) | | 1001 | 1357 | |
| NUSKA | 222 | | SP | | | | |
| NYACK S. S. CORP. #1 | 2297 | | ID | | | | |
| NYANZA | 1821 | | ID | | | | |