The 4126th SW was redesignated as the 456th Strategic Aerospace Wing (456th SAW) on 1 February 1963 in a name-only redesigation and was assigned to SAC's Fifteenth Air Force, 14th Strategic Aerospace Division.
The 456th BW was inactivated on 30 September 1975, and its equipment and personnel were redesignated as the 17th Bombardment Wing, Heavy when the senior unit was inactivated at Wright-Patterson AFB, Ohio.