| Jul 40 | Formed from Lancashire & Cheshire Heavy Regiment | |
| Jul 40 | Home Forces | UK |
| Apr 41 | Mersey Fire Command | UK |
| Jan 45 | RHQ became 619 Infantry Regiment RA |
Batteries
| Jul 40 | A, B |
| Dec 40 | A, B, 404, 405 |
| Feb 41 | A, B, 112, 404, 405 |
| Apr 41 | 109, 111, 112, 404, 405 |
| Aug 41 | 111, 112, 171, 357, 405 |
| May 42 | 111, 112, 131, 171, 405 |
| Oct 42 | 111, 131, 171, 405 |
