Reassigned to Barksdale AFB, Louisiana in 1949, the 301st was one of the first units to conduct aerial refueling operations with the KB-29 tanker version of the Superfortress.

Replaced the propeller-driven B-29s with new B-47E Stratojet swept-wing medium bombers in 1953, capable of flying at high subsonic speeds and primarily designed for penetrating the airspace of the Soviet Union.

It was reassigned to Lockbourne AFB, Ohio on 15 April 1958 where it became an Electronic Countermeasures (ECM) unit and was engaged in various clandestine intelligence missions.

A reduced wing headquarters remained in the United States to administer activities of the combat support group and hospital at Lockbourne AFB, Ohio.

Wings Groups Squadrons This article incorporates public domain material from the Air Force Historical Research Agency