30 January 1942 Activated as 9th Photographic Squadron (Reconn). G.O. No. 12, Air Base Hq., Mitchel Field, NY, 30 Jan 42.
9 June 1942 Redesignated 9th Photographic Reconnaissance Squadron, Ltr., War Dept,. Adj. Gen. Office, 1 Mar 43.
1 March 1943 Redesignated 9th Photographic Squadron. G.O. 12, Hw., 10th U.S. Air Force, 1 March 43.
17 July 1943 Redesignated 9th Photographic Squadron (L), G.O. #66, Hw., 10th U.S. Air Force, 17 Jul 43.
13 November 1943 Redesignated 9th Photographic Reconnaissance Squadron.
4 December 1943 Redesignated 9th Photographic Squadron. G.O. #11, Hq., AAF, IBS, CBI, 4 Dec 43
4 December 1945 Inactivated.