The wartime 529th Fighter Squadron was re-designated as the 133d Fighter Squadron, and was allotted to the New Hampshire Air National Guard, on 24 May 1946.
It was organized at Grenier Field, Manchester, New Hampshire, and was extended federal recognition on 4 April 1947 by the National Guard Bureau.
 The 134th was equipped with F-47D Thunderbolts and was assigned to the Maine ANG 101st Fighter Group.

On 1 December 1948, under the command of First Air Force and Air Defense Command of the U.S. Army Air Force, the entire 101st was transferred to the Continental Air Command (CONAC) shortly after the U.S. Air Force was established on 18 September 1947 as a separate branch of the Armed Forces.
The wartime 529th Fighter Squadron was re-designated as the 133d Fighter Squadron, and was allotted to the New Hampshire Air National Guard, on 24 May 1946. It was organized at Grenier Field, Manchester, New Hampshire, and was extended federal recognition on 4 April 1947 by the National Guard Bureau.  The 134th was equipped with F-47D Thunderbolts and was assigned to the Maine ANG 101st Fighter Group.
On 1 December 1948, under the command of First Air Force and Air Defense Command of the U.S. Army Air Force, the entire 101st was transferred to the Continental Air Command (CONAC) shortly after the U.S. Air Force was established on 18 September 1947 as a separate branch of the Armed Forces.
133d Air Refueling Squadron