5 Medium Brigade was re-designated 5 Medium Regiment RA in May 1938. It was re-organised with two batteries in February 1939. In September 1946 the Regiment went into suspended animation.
| 9 Sep 39 | Eastern Command | Shoeburyness, Essex, UK |
| Oct 39 | 1 Corps | France |
| May 40 | Under command 5 Division | Belgium |
| Jun 40 | Home Forces | UK |
| Oct 42 | 1 Army | UK |
| Nov 42 | 1 Army | N Africa |
| Sep 43 | 2 Army Group RA | Salerno, Italy |
| May 44 | 2 Army Group RA | Cassino, Italy |
Batteries
| Sep 39 | 15/17, 20/21 |
Equipment
| Sep 39 | 6 inch Howitzer, Crossley IGL8 6×4 Tractor |
