6 Heavy Anti-Aircraft Regiment RA was re-designated as 6 Anti-Aircraft Regiment RA from 6 Anti-Aircraft Brigade RA in May 1938. It was re-designated as Heavy Anti-Aircraft in June 1940. In March 1942 it was captured in Java and placed in suspended animation. The Regiment was resuscitated from personnel from 140 Heavy Anti-Aircraft Regiment at Weymouth, Dorset in April 1946. 6 Heavy Anti-Aircraft Regiment RA was re-designated 77 Heavy Anti-Aircraft Regiment RA in April 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.
| Sep 39 | 1 Anti-Aircraft Brigade | Aldershot, Hampshire, UK | |
| Nov 39 | GHQ BEF, 1 Anti-Aircraft Brigade | Les Mans, France | |
| Nov 39 | GHQ BEF, 1 Anti-Aircraft Brigade | Bellencourt, France | |
| May 40 | British Expeditionary Force | Dunkirk, France | |
| Jul 40 |  |
6 Anti-Aircraft Division, 2 Anti-Aircraft Brigade | South West ports, UK |
| Sep 40 |  |
1 Anti-Aircraft Division, 48 Anti-Aircraft Brigade | London,UK |
| Nov 40 |  |
11 Anti-Aircraft Division, 34 Anti-Aircraft Brigade | Wolverhampton, Staffordshire, UK |
| Nov 41 | Embarked for Basra, Iraq, diverted to Singapore | ||
| Jan 42 | Arrived | Singapore | |
| Jan 42 | RHQ, 12 & 15 Batteries to Sumatra | Dutch East Indies | |
| Feb 42 | RHQ, 12 & 15 Batteries to Java 3 Battery captured in Singapore |
Dutch East Indies | |
| Mar 42 | Surrendered & captured | Java |
Batteries
| Sep 39 | 3, 12, 15 |
Equipment
| Sep 39 | 16 x 3 inch 20 cwt Guns, 8 x 3.7 inch Guns |
| Aug 40 | 3.7 inch Guns |
Gun Sites Occupied
(Site – */* = old site/new site)
3 Battery
| Dates | Gun Sites | Under Command | Gun Defended Area |
| 5 Jul 40 | Falmouth | ||
| Jul 40 | Plymouth | ||
| Aug 40 | 4 St Anthony? | Falmouth | |
| 14-22 Oct 40 | ZS23 Ravensbourne ZS26 Thornet Wood |
6 HAA Rgt | London IAZ |
| 23 Oct 40 | ZS34 Addington? | 6 HAA Rgt | London IAZ |
| Nov 40 | ZS29 Tolworth? | 6 HAA Rgt | London IAZ |
| 24 Nov 40-Feb 41 | H49 Upper Penn | 6 HAA Rgt | Birmingham |
| 14 Feb 41 | E Wednesfield H Mons Hill |
6 HAA Rgt | Birmingham |
| Aug 41 | A & C | Donnington | |
| Sep 41 | H11 Nuthurst H13 Rubery |
6 HAA Rgt | Birmingham |
12 Battery
| Dates | Gun Sites | Under Command | Gun Defended Area |
| 4 Jul-9 Sep 40 | Brownwich Southwick? Nelson? |
80 HAA Rgt | Southampton |
| 9 Sep-16 Oct 40 | ZS7 Eltham ZS22 Grove Park |
105 HAA Rgt then 6 HAA Rgt from 18 Sep |
London IAZ |
| 17 Oct-23 Nov 40 | ZS4 Bostall Heath (1 Troop) |
6 HAA Rgt | London IAZ |
| 24 Nov 40-Mar 41 | B/H50 Bushberry Hill D/H51 The Elms |
6 HAA Rgt | Birmingham |
| 14 Mar-17 May 41 | B/H71 Brookfield Farm E/H66 Bubben Hall |
6 HAA Rgt | Coventry |
| 18 May 41 | B/H71 Brookfield Farm O/H9 Olton Hall |
6 HAA Rgt | Coventry Birmingham |
15 Battery
| Dates | Gun Sites | Under Command | Gun Defended Area |
| 4 Jul 40 | B7/17 Whitchurch B8/19 Reservoir |
76 HAA Rgt | Bristol |
| 27 Sep-16 Oct 40 | Henbury Golf Links? B10 Almondsbury |
76 HAA Rgt | Bristol |
| 20 Oct 40 | ZW7 Glass House ZE18 Chingford |
4 HAA Rgt | London IAZ |
| Nov 40 | ZW7 Glass House ZS19 Wimbledon |
4 HAA Rgt | London IAZ |
| Nov 40 | ZS22 Grove Park Goddington? |
London IAZ | |
| 11 Dec 40 | V & Z Castle Bromwich (No guns) |
6 HAA Rgt | Birmingham |
| 17 Jan 41 | E Wednesfield H Mons Hill |
6 HAA Rgt | Birmingham |
| 14 Feb 41 | H49 Upper Penn | 6 HAA Rgt | Birmingham |
| 13 March | H49 Upper Penn R Edgbaston |
6 HAA Rgt | Birmingham |