The Iowa Army Ammunition Plant (IAAAP) Loads, Assembles, and packs medium- and -large-caliber ammunition items for the Department of Defense using modern production methods in support of worldwide operations.

The IAAAP was established in November 1940, as the Iowa Ordnance Plant and started production in 1941. Production was stopped in 1945, when World War II ended. The plant resumed its ammunition manufacturing mission in 1949. In 1950, in response to the Korean conflict, production increased dramatically. In 1975, the Army assumed responsibility for IAAAP.

Iowa Army Ammunition Plant
ATTN: JMIA-CO
17571 DMC Highway 79
Middletown, IA 52638-5000