| May 43 | Formed with Plotting Room only – No batteries | Aldershot, Hampshire, UK |
| Jul 43 | 8 Army, 203 Fixed Defences | Augusta, Sicily |
| Sep 43 | 203 Fixed Defences | Taranto, Italy |
| Sep 43 | 203 Fixed Defences | Brindisi, Italy |
| Oct 43 | 203 Fixed Defences | Naples, Italy |
| Dec 45 | Plotting Room disbanded | |
| Jan 46 | RHQ disbanded |
Batteries
| Mar 44 | D |
| Jul 44 | 467 |