21st Transport Squadron and 21st Troop Carrier Squadron

Constituted as 21st Transport Squadron on 7 Mar 1942. Activated on 3 Apr 1942. Redesignated as 21st Troop Carrier Squadron on 5 Jul 1942. Inactivated on 31 Jan 1946.

Insignia. Australian made, hand embroidered.

Stations. Archerfield, Australia, 3 Apr 1942; Port Moresby, New Guinea, 18 Feb 1943; Archerfield, Australia, 28 Sep 1943; Nadzab, New Guinea, 26 Aug 1944; Biak, 14 Oct 1944; Atsugi, Japan, 20 Sep 1945; Manila, Philippines, Dec 1945-31 Jan 1946.