17 Coast Regiment RA was formed Tobruk Garrison coast defences, in September 1941. It was re-organised as HQ 17 Fire Command Post in July 1943. The unit was disbanded in July 1944.
| Sep 41 | Formed from Tobruk Garrison coast defences | |
| Sep 41 | 8 Army | N Africa |
| Dec 42 | GHQ Middle East Forces | N Africa |
| Jul 43 | Re-organised as HQ 17 Fire Command Post | |
| Jul 44 | Disbanded |
Batteries
| Sep 41 | 202, 206, 432 |
| Jan 43 | 226, 439, 440 |
| Jul 43 | 439, 440 |
