 The wing replaced the Airborne Early Warning and Control Wing, Provisional, which had been organized at McClellan on 1 January.Initially, the wing was assigned to the 8th Air Division, which also controlled the 551st Airborne Early Warning and Control Wing at Otis Air Force Base, Massachusetts, which performed the same mission off the Atlantic seaboard.In July 1957, Air Defense Command (ADC) inactivated the 8th Division and the wing was assigned to Western Air Defense Force.