136 (1st West Lancashire) Field Regiment RA (TA) was formed as a duplicate of 87 Field Regiment in May 1939 with two batteries . In May 1941 a third battery was formed at Pevensey. 136 (1st West Lancashire) Field Regiment RA (TA) went into suspended animation in March 1946 and was re-constituted as 336 (1st West Lancashire) Medium Regiment RA (TA) in January 1947.
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.
(Title authorised February 1942)
| May 39 |  |
55 Infantry Division | Edge Hill, Lancashire, UK |
| Aug 42 | Home Forces | UK | |
| Mar 43 | Armednagar Area | India | |
| Apr 43 | Ranchi Area | India | |
| May 43 |  |
7 Indian Division | India |
| Sep 43 | |
7 Indian Division | Burma (Myanmar) |
| Nov 43 |  |
5 Indian Division | Burma (Myanmar) |
| Jan 44 | |
7 Indian Division | Burma (Myanmar) |
| Mar 44 | 89 Indian Infantry Brigade | Burma (Myanmar) | |
| Jun 44 | 89 Indian Infantry Brigade | India | |
| Dec 44 | 89 Indian Infantry Brigade | Burma (Myanmar) |
Batteries
| May 39 | 347 (3rd West Lancashire), 348 (25th West Lancashire) |
| May 41 | 347, 348, 500 |
Equipment
| Oct 43 | 24 x 25 pdr |