69 (3rd City of London) Searchlight Regiment RA(TA) formed in August 1940 by the transfer of 10th (3rd City of London) Battalion The Royal Fusiliers (69 Searchlight Regiment) (TA) to the RA. The Regiment was placed in suspended animation in April 1946 at RAF Attlebribge, Norwich. It was re-constituted as 604 (Mixed) and 625 (The Royal Fusiliers) Light Anti-Aircraft Regiments RA(TA) in January 1947.
| 3 Sep 39 | 10th Royal Fusiliers (69 Searchlight Regiment) | London, UK |
| Aug 40 | Became RA | |
| Aug 40 | 41 Anti-Aircraft Brigade, 2 Anti-Aircraft Division | East Anglia, UK |
| Aug 43 | 64 Anti-Aircraft Brigade, 3 Anti-Aircraft Group | South West England |
| Sep 44 | 56 Light Anti-Aircraft Brigade, 1 Anti-Aircraft Group | Suffolk, UK |
| 1945 | 33 Anti-Aircraft Brigade, 5 Anti-Aircraft Group | East coast England |
Batteries
| Sep 39 | 456, 457, 458 |
| Aug 41 | 456, 457, 458, 561 |
| Jan 43 | 354, 456, 457, 458, 561 |
| May 43 | 354, 456, 457, 458 |
| Mar 44 | 354, 456, 457 |
