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 | Lincolnshire, UK | |
| Oct 40 |  |
Eastern Command | Lincolnshire, UK |
| Jan 42 | Became 173 Field Regiment |
Batteries
| Oct 40 | 924, 925, 926, 927, 928, 929 |
| Mar 41 | 925, 926, 929 |