1 Super Heavy Regiment RA was formed in November 1940 at Derby Road, Ipswich with three batteries. In December 1941 the batteries became independent and RHQ was disbanded.
| Nov 40 | Formed | Ipswich, Suffolk, UK |
| Nov 40 | Home Forces | UK |
| Dec 41 | Disbanded |
Batteries
| Nov 40 | 6, 9, 10 |