506th Fighter Group (506th FG)
U.S. Army Air Force (USAAF), 7th Air Force (7th AF)

Background
The 506th Fighter Group (506th FG) was part of the 7th Air Force (7th AF) in the U.S. Army Air Force (USAAF).

Headquarters Squadron (HQ Squadron)
The Headquarters Squadron (HQ Squadron). On April 24, 1945 arrives North Field (Motoyama No. 3) on Iwo Jima.

457th Fighter Squadron (457th FS)
The 457th Fighter Squadron.

458th Fighter Squadron (458th FS)
The 458th Fighter Squadron.

462nd Fighter Squadron (462nd FS)
The 462d Fighter Squadron. On April 24, 1945 arrives North Field (Motoyama No. 3) on Iwo Jima.

Postwar
506th Strategic Fighter Wing was part of the U.S. Air Force (USAF) and later designated the 506th Fighter-Bomber; Tactical Fighter Wing.

References
Stars & Bars (1995) page XXX (506th FG)