| Group | Squadron | Base | County | Arrived | Comments |
|---|---|---|---|---|---|
| 12 | 23 | Wittering | Northamptonshire | 03/09/39 | Blenheim If. |
| 12 | 23 | Collyweston | Northamptonshire | 31/05/40 | |
| 12 | 23 | Wittering | Northamptonshire | 16/08/40 | |
| 11 | 23 | Ford | Sussex | 12/09/40 | Havoc I, 03/41. Boston III, 02/42. Mosquito II, 01/42. |
| 11 | 23 | Manston | Kent | 06/08/42 | |
| 11 | 23 | Bradwell Bay | Essex | 14/08/42 | |
| 11 | 23 | Manston | Kent | 21/08/42 | |
| 11 | 23 | Bradwell Bay | Essex | 13/10/42 | To Malta 27/12/42. |