20 Nov 1940 – Constituted 56th Pursuit Squadron (Interceptor)
15 Jan 1941 – Activated
15 May1942 – Redesignated 56th Fighter Squadron
  1 May1944 – Disbanded

Note: Assignment of the unit once it left Alaska will not be covered.

15 Jan 1941 - 1 May 1944 – 54th Pursuit (later Fighter) Group

Note: Assignment of the unit once it left Alaska will not be covered.

15 Jan 1941 – Hamilton Field, Ca
26 Jun 1941 – Everett, Wa
31 Jan 1942 – Harding Field, La
                      –    Detachments operated from:
                                  Santa Ana, Ca - 28 May - 12 Jun 42
                                  Nome, Ak - 20 Jun - 20 Oct 42
                                  Anchorage, Ak - 23 Oct - 21 Dec 42

Note: Assignment of the unit once it left Alaska will not be covered.

1941 - 1943 - P-39
1943 - 1944 - P-51

May - Jun 1942 – Air Defense of the West Coast
20 Jun - 21 Dec 1942 – Air Defense of Alaska
Apr 1943 - Apr 1944 – Replacement Training