Convoy routes

Convoy route OB

CodeOB
RouteLiverpool - Outward (North America)
AreaNorth Atlantic
NotesFrom September 1939 to July 1940 from Bristol Channel, then from North Channel. In July 1941 merged with ON(F) and ONS.
ConvoysDateLosses

1939

OB-17Oct 19391 ship sunk with a total of 5,202 tons.
OB-25Oct 19391 ship sunk with a total of 5,317 tons.
OB-46Dec 19391 ship sunk with a total of 8,795 tons.
OB-48Dec 19392 ships sunk with a total of 14,065 tons.

1940

OB-74Jan 19401 ship sunk with a total of 5,494 tons.
OB-176Jul 19401 ship sunk with a total of 8,999 tons.
OB-188Jul 19404 ships sunk with a total of 29,320 tons.
OB-191Jul 19401 ship sunk with a total of 6,322 tons.
OB-193Aug 19401 ship sunk with a total of 5,408 tons.
OB-197Aug 19402 ships sunk with a total of 8,953 tons.
OB-198Aug 19401 ship sunk with a total of 4,397 tons.
OB-202Aug 19402 ships sunk with a total of 16,620 tons.
OB-201Aug 19401 ship sunk with a total of 3,774 tons.
OB-205Aug 19404 ships sunk with a total of 15,934 tons.
OB-206Sep 19401 ship sunk with a total of 4,261 tons.
OB-213Sep 19402 ships sunk with a total of 16,169 tons.
OB-216Sep 19405 ships sunk with a total of 41,338 tons.
OB-217Sep 19405 ships sunk with a total of 29,066 tons.
OB-218Sep 19405 ships sunk with a total of 26,140 tons.
OB-219Sep 19401 ship sunk with a total of 3,278 tons.
OB-220Sep 19401 ship sunk with a total of 2,499 tons.
OB-221Oct 19401 ship sunk with a total of 5,943 tons.
OB-222Oct 19401 ship sunk with a total of 6,123 tons.
OB-225Oct 19401 ship sunk with a total of 5,811 tons.
OB-228Oct 19404 ships sunk with a total of 12,822 tons.
OB-229Oct 19402 ships sunk with a total of 11,199 tons.
OB-240Nov 19401 ship sunk with a total of 5,094 tons.
OB-235Nov 19401 ship sunk with a total of 5,168 tons.
OB-234Nov 19401 ship sunk with a total of 3,059 tons.
OB-244Nov 19406 ships sunk with a total of 31,738 tons.
OB-248Nov 19403 ships sunk with a total of 9,833 tons.
OB-249Nov 19401 ship sunk with a total of 4,940 tons.
OB-251Dec 19403 ships sunk with a total of 23,636 tons.
OB-252Dec 19403 ships sunk with a total of 12,325 tons.
OB-256Dec 19402 ships sunk with a total of 7,050 tons.

1941

OB-261Jan 19411 ship sunk with a total of 6,579 tons.
OB-269Jan 19411 ship sunk with a total of 5,965 tons.
OB-276Jan 19411 ship sunk with a total of 1,570 tons.
OB-279Feb 19412 ships sunk with a total of 9,034 tons.
OB-280Feb 19412 ships sunk with a total of 6,349 tons.
OB-284Feb 19411 ship sunk with a total of 5,462 tons.
OB-287Feb 19411 ship sunk with a total of 6,999 tons.
OB-288Feb 19419 ships sunk with a total of 38,604 tons.
OB-289Feb 19413 ships sunk with a total of 16,761 tons.
OB-290Feb 19413 ships sunk with a total of 12,087 tons.
OB-292Mar 19411 ship sunk with a total of 3,050 tons.
OB-293Mar 19413 ships sunk with a total of 32,464 tons.
OB-302Mar 19412 ships sunk with a total of 5,510 tons.
OB-304Apr 19411 ship sunk with a total of 8,132 tons.
OB-296Apr 19411 ship sunk with a total of 2,697 tons.
OB-306Apr 19411 ship sunk with a total of 6,563 tons.
OB-309Apr 19412 ships sunk with a total of 12,393 tons.
OB-310May 19412 ships sunk with a total of 9,982 tons.
OB-318May 19419 ships sunk with a total of 50,985 tons.
OB-313May 19412 ships sunk with a total of 12,948 tons.
OB-312May 19411 ship sunk with a total of 6,434 tons.
OB-314May 19411 ship sunk with a total of 5,920 tons.
OB-322May 19411 ship sunk with a total of 7,402 tons.
OB-317May 19413 ships sunk with a total of 13,151 tons.
OB-320May 19412 ships sunk with a total of 10,677 tons.
OB-319Jun 19411 ship sunk with a total of 4,719 tons.
OB-327Jun 19414 ships sunk with a total of 27,156 tons.
OB-328Jun 19413 ships sunk with a total of 14,020 tons.
OB-324Jun 19412 ships sunk with a total of 9,426 tons.
OB-329Jun 19414 ships sunk with a total of 23,209 tons.
OB-323Jun 19411 ship sunk with a total of 7,816 tons.
OB-330Jun 19413 ships sunk with a total of 18,252 tons.
OB-336Jun 19413 ships sunk with a total of 11,285 tons.
OB-337Jul 19412 ships sunk with a total of 8,362 tons.
OB-341Jul 19412 ships sunk with a total of 10,842 tons.


70 OB convoys successfully attacked in the war.
154 ships were sunk with a total of 838,897 GRT.

Locations of ships hit from convoy route OB.

sunk ship. damaged ship.

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