| Group | Squadron | Base | County | Arrived | Comments |
|---|---|---|---|---|---|
| 6 | 12OTU | Benson | Oxfordshire | 08/04/40 | Formed from No.207 Squadron, No.63 Squadron and No.52 Squadron. Moved 10/07/41. |
| 6 | 12OTU | Chipping Warden | Northamptonshire | 10/07/41 | To 92 Group, 11/05/42. |
| 92 | 12OTU | Chipping Warden | Northamptonshire | 11/05/42 | Ex-6 Group. Disbanded 22/06/45. |
| 6 | 12OTU | Mount Farm | Oxfordshire | 01/07/40 | Day of month arbitrary. Satellite. Moved 23/07/41. |
| 92 | 12OTU | Gaydon | Warwickshire | 16/06/42 | Satellite. Moved 01/09/42. |
| 92 | 12OTU | Turweston | Buckinghamshire | 23/11/42 | Satellite. Moved 30/04/43. |
| 92 | 12OTU | Edge Hill | Warwickshire | 27/04/43 | Satellite. Disbanded 22/06/45. |