The Regiment was organised on a two battery basis in March 1938. It was then re-designated 7 Field Regiment RA from 7 Field Brigade in May 1938. Prior to this, the Regiment had become 7 Brigade Royal Field Artillery, in November 1922. The Regiment was re-organised in February 1941 as three batteries. The Regiment served the whole of the war with 3 Infantry Division. Post war 7 Field Regiment RA became 17 Training Regiment RA in April 1947.
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.
| 3 Sep 39 |  |
3 Infantry Division | Catterick, Yorkshire, UK |
| 30 Sep 39 | |
3 Infantry Division | France |
| May 40 | |
3 Infantry Division | Oude Baan, Belgium |
| May 40 | |
3 Infantry Division | The Dendre, Belgium |
| May 40 | |
3 Infantry Division | Dottignies, Belgium |
| May 40 | |
3 Infantry Division | Oostvleteren, Belgium |
| Jun 40 | |
3 Infantry Division | Coxyde, Belgium |
| Jun 40 | |
3 Infantry Division | Bray Dunes, France |
| Jun 40 |  |
3 Infantry Division | Midsomer Norton, Somerset, UK |
| Jun 40 | |
3 Infantry Division | Brighton, Sussex, UK |
| Jul 40 | |
3 Infantry Division | Wotton under Edge, Gloucestershire, UK |
| Jun 44 | |
3 Infantry Division | NW Europe |
| Feb 45 | |
3 Infantry Division | The Rhine, Germany |
Batteries
| Nov 22 | 9, 16, 17 |
| Mar 38 | 9/17, 16/43 |
| Feb 41 | 9, 16, 17/43 |
Equipment
| Jun 44 | M7 105 mm Self Propelled Priest |