The 530th Air Defense Group is a disbanded United States Air Force organization. Its last assignment was with the 9th Air Division at Geiger Field, Washington, where it was inactivated on 18 August 1955. The group was originally activated as the 530th Air Service Group, a support unit for the 301st Bombardment Group at the end of World War II in Italy and then redeployed to the United States where it continued to support the 301st until it was inactivated in 1945.

The 9th Space Division is an inactive United States Air Force organization. Its last assignment was with Air Force Space Command, being stationed at Patrick Air Force Base, Florida. It was inactivated on 1 October 1991.