489th Attack Squadron

Organized as the 77 Aero Squadron (Construction) on 13 Aug 1917. Redesignated as 489 Aero Squadron (Construction) on 1 Feb 1918. Demobilized on 6 Mar 1919. Reconstituted and consolidated (1932) with 489 Bombardment Squadron, which was constituted and allotted to the Reserve on 31 Mar 1924. Disbanded on 31 May 1942. Consolidated (1958) with 489 Bombardment Squadron (Medium) which was constituted on 10 Aug 1942. Activated on 20 Aug 1942. Inactivated on 7 Nov 1945. Redesignated as 489 Bombardment Squadron, Light on 24 Oct 1947. Activated in the Reserve on 10 Nov 1947. Inactivated on 27 Jun 1949. Redesignated as 489 Bombardment Squadron, Medium on 11 Aug 1958. Activated on 1 Oct 1958. Discontinued and inactivated on 1 Jan 1962. Redesignated as 489 Reconnaissance Squadron on 14 Jun 2011. Activated on 26 Aug 2011. Inactivated on 1 May 2015. Redesignated as 489 Attack Squadron on 1 Dec 2016. Activated on 2 Dec 2016-.