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.
| Oct 40 | Formed | Saxmundham, Suffolk, UK | |
| Oct 40 |  |
Eastern Command | Suffolk, UK |
| Jan 42 | Became 171 Field Regiment |
Batteries
| Oct 40 | 907, 908, 909 |
| Mar 41 | 905, 907, 908 |