554 Coast Regiment RA was formed as 16 Coast Artillery Group RA at Poole with four batteries, in October 1940. It was re-designated 554 Coast Regiment RA in June 1941. The Regiment was disbanded in June 1945.
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 as 16 Coast Artillery Group | Poole, Dorset, UK | |
| Oct 40 |  |
Southern Command | Poole, Dorset, UK |
| Jun 41 | Became 554 Coast Regiment | Poole, Dorset, UK | |
| Jun 45 | Disbanded | Poole, Dorset, UK |
Batteries
| May 41 | 140, 240, 347, 386 |
| Dec 41 | 140, 240, 347 |
| May 42 | 140, 347, 402 |
| Aug 42 | 140, 347, 382, 402 |
| Nov 42 | 175, 347, 388 |
| Feb 43 | 175, 347, 386, 388 |
| Apr 44 | 172, 175, 386 |