183 Field Regiment RA was formed mainly from 10 Battalion South Staffordshire Regiment in March 1942 with three batteries. It moved to North Africa in June 1943. 183 Field Regiment RA was converted to 61 Heavy Regiment in November 1943 in North Africa.
Illustrations of the formation badges under which a unit served or supported are given. This is no guarantee that the unit used this formations badge.
| Mar 42 | Formed from 10th Battalion The South Staffordshire Regiment | ||
| Mar 42 | Home Forces | UK | |
| Jul 42 |  |
38 Infantry Division | UK |
| Apr 43 | Home Forces | UK | |
| Jun 43 |  |
1 Army | N Africa |
| Jul 43 |  |
Allied Forces HQ | N Africa |
| Sep 43 |  |
8 Army | Italy |
| Oct 43 | |
Allied Forces HQ | N Africa |
| Nov 43 | Became 61 Heavy Regiment |
Batteries
| Mar 42 | P, Q, R |
| Jan 43 | 183, 184, 185 |