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This is a list of United States Army Air Forces B-24 Liberator combat units during World War II including variants and other historical information. Heavy bomber training organizations primarily under II Bomber Command in the United States and non-combat units are not included.
The USAAF took delivery of its first B-24As in June 1941, although the B-24D was the first production model delivered in quantity in July 1942. B-24s were assigned to every combat Air Force; at peak inventory, the USAAF had 6,043 B-24 Liberators operating worldwide in September 1944.