| Squadron | Insignia | Location | Active | Note |
|---|
| 4670th Ground Observer Squadron | Roslyn AFS, New York | Discontinued | Eastern Air Defense Force 1 May 1951 - 6 Feb 1952 |
| 4670th Ground Observer Squadron | Roslyn AFS, New York | Discontinued | 26th Air Division 6 Feb 1952 - 1 Mar 1959 |
| 4671st Ground Observer Squadron | Selfridge AFB, Michigan | Discontinued | Eastern Air Defense Force 1 May 1951 - Apr 1952 |
| 4671st Ground Observer Squadron | Willow Run AFS, New York | Discontinued | 30th Air Division Apr 1952 - 1 Mar 1959 |
| 4672d Ground Observer Squadron | Fort Snelling, Minnesota | Discontinued | Central Air Defense Force 9 May 1951 - 4 Jun 1951 |
| 4672d Ground Observer Squadron | Fort Snelling, Minnesota | Discontinued | 31st Air Division 4 Jun 1951 - 1 Jan 1959 |
| 4672d Ground Observer Squadron | Snelling AFS, Minnesota | Discontinued | 29th Air Division 1 Jan 1959 - 31 Mar 1959 |
| 4673d Ground Observer Squadron | Stewart AFB, New York | Discontinued | Eastern Air Defense Force 1 May 1951 Feb 1952 |
| 4673d Ground Observer Squadron | Hancock Field / Syracuse AFS, New York | Discontinued | 32d Air Division Feb 1952 - 15 Aug 1958 |
| 4673d Ground Observer Squadron | Snelling AFS, Minnesota | Discontinued | 26th Air Division 15 Aug 1958 - 16 Oct 1958 |
| 4674th Ground Observer Squadron | Dobbins AFB, Georgia | Discontinued | Central Air Defense Force 23 Jun 1951 - 1 Oct 1951 |
| 4674th Ground Observer Squadron | Dobbins AFB, Georgia | Discontinued | 35th Air Division 1 Oct 1951 - 15 Nov 1958 |
| 4674th Ground Observer Squadron | Dobbins AFB, Georgia | Discontinued | 32d Air Division 15 Nov 1958 - 1 Mar 1959 |
| 4679th Ground Observer Squadron | Kirtland AFB, New Mexico | Discontinued | 34th Air Division 1 Jan 1955 - 1 Mar 1959 |
| 4715th Ground Observer Squadron | Grandview AFB / Richards-Gebaur AFB, Missouri | Discontinued | 20th Air Division 8 Oct 1955 - 1 Mar 1959 |
| 4716th Ground Observer Squadron | Andrews AFB, Maryland | Discontinued | 85th Air Division 8 Sep 1955 - 1 Sep 1958 |
| 4716th Ground Observer Squadron | Andrews AFB, Maryland | Discontinued | 26th Air Division 1 Sep 1958 - 16 Oct 1958 |
| 4717th Ground Observer Squadron | Wright-Patterson AFB, Ohio | Discontinued | 58th Air Division 8 Sep 1955 - 1 Sep 1958 |
| 4718th Ground Observer Squadron | Truax Field, Wisconsin | Discontinued | 37th Air Division 8 Sep 1955 - Feb 1957 |
| 4718th Ground Observer Squadron | Green Bay Air Defense Filter Center, Wisconsin | Discontinued | 37th Air Division Feb 1957 - 1 Mar 1959 |
| 4755th Ground Observer Squadron | Geiger Field, Washington | Discontinued | 9th Air Division 1 Oct 1955 - 25 Mar 1959 |
| 4768th Ground Observer Squadron | Tinker AFB / Oklahoma City AFS, Oklahoma | Discontinued | 33d Air Division 1 Jan 1955 - 1 Mar 1959 |
| 4770th Ground Observer Squadron | McChord AFB, Washington | Discontinued | 25th Air Division 16 Apr 1951 - 25 Mar 1959 |
| 4770th Ground Observer Squadron | Portland Air Defense Filter Center, Oregon | Discontinued | 25th Air Division Feb 1957 - 25 Mar 1959 |
| 4771st Ground Observer Squadron | Norton AFB, California | Discontinued | 27th Air Division 16 Apr 1951 - 25 Mar 1959 |
| 4772d Ground Observer Squadron | Hamilton AFB, California | Discontinued | 28th Air Division 16 Apr 1951 - 25 Mar 1959 |
| 4773d Ground Observer Squadron | Great Falls AFB / Malmstrom AFB, Montana | Discontinued | 29th Air Division 16 Apr 1951 - 25 Mar 1959 |
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