139 Light Anti-Aircraft Regiment RA(TA) was formed in July 1942 at South Collingham. The Regiment was disbanded in May 1945.
| Jul 42 | Formed from batteries from 84, 134 & 135 Light Anti-Aircraft Regiments |
Collingham, Nottinghamshire, UK |
| Jul 42 | Home Forces | UK |
| Mar 44 | 2 Army | UK |
| Jun 44 | 2 Army | NW Europe |
| May 45 | Disbanded |
Batteries
| Jul 42 | 94, 177, 230 |
| Feb 44 | 177, 230 |
