 It accepted its first two SM-65 Atlas missile complexes in August 1960, gaining initial operational capability.The same year a third operational squadron, the 549th Strategic Missile Squadron was assigned

The 706th SMW was replaced by the 389th Strategic Missile Wing (ICBM-Atlas) and inactivated on 1 July 1961.The 389th assumed the 706th mission, equipment and personnel, except for th 549th SMS, which moved to Offutt Air Force Base, Nebraska.