Appendix 2: Equipment and Location of Coastal Command Squadrons, 31st August 1939
| Squadron | Equipment | War Station | |
| NO. 18 GROUP, DONIBRISTLE (ROSYTH) (Air Vice-Marshal C. D. Breese) | |||
| 201 | London | Lerwick | |
| 209 | Stranraer | Invergordon | |
| 240 | London | Invergordon | |
| 224 | Hudson | Leuchars | |
| 233 | Anson | Montrose | |
| 269 | Anson | Thornaby | |
| 608 | (Auxiliary) | Anson | Thornaby |
| 42 | Vildebeeste | Thornaby | |
| NO. 16 GROUP, CHATHAM (Air Commodore R. L. G. Marix) | |||
| 206 | Anson | Bircham Newton | |
| 220 | Anson | Bircham Newton | |
| 48 | Anson | Thorney Island | |
| 500 | (Auxiliary) | Anson | Detling |
| NO. 15 GROUP, MOUNT BATTEN (PLYMOUTH) (Air Commodore R. G. Parry) | |||
| 217 | Anson | Warmwell | |
| 204 | Sunderland | Mount Batten | |
| 502 | (Auxiliary) | Anson | Aldergrove |
| 210 | Sunderland | Pembroke Dock | |
| NON-OPERATIONAL SQUADRONS | |||
| 612 | (Auxiliary) | Anson | – |
| 22 | Vildebeeste | – | |
| 228 | London | – | |
NOTE
Standard establishments in terms of initial equipment (I.E.) and immediate reserve (I.R.) were:
| I.E. | I.R. | |
| General reconnaissance squadrons (Anson and Hudson) | 18 | 6 |
| Flying-boat squadrons (Sunderland, London and Stranraer) | 618 | 2 |
| Torpedo-bomber squadrons (Vildebeeste) | 1218 | 4 |