575 Coast Regiment RA was formed in April 1943 as Y Coast Regiment RA and later numbered as 575 Coast Regiment RA. It manned A, B & C Works absorbing 417 Battery from 539 Coast Regiment RA. In July 1943 A, B & C Works were re-organised as 447 & 448 Batteries. The Regiment was disbanded in November 1944.
| Apr 43 | Formed as Y Coast Regiment – later numbered | N Africa |
| Apr 43 | GHQ Middle East Forces – manning A, B & C Works | N Africa |
| Nov 44 | Disbanded |
Batteries
| Apr 43 | 417 |
| Jul 43 | 447, 448 |
