Great Britain (Volunteers)

London

1939:	99th (London Welsh) Anti-Aircraft Regiment, Royal Artillery (TA)	74th (Essex Fortress) Anti-Aircraft Battalion, Royal Engineers (TA)
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1940:	99th (London Welsh) Heavy Anti-Aircraft Regiment, Royal Artillery	74th (Essex Fortress) Searchlight Regiment, Royal Artillery
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1944:	│ │ │ │	74th Garrison Regiment, Royal Artillery (Essex Fortress) │
1945:	│ │ │ │	613th Regiment, Royal Artillery (Essex Fortress) │
1946:	suspended animation │	suspended animation │
	Resurrection of the Territorial Army
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1947:	499th (Mixed) Heavy Anti-Aircraft Regiment, Royal Artillery (London Welsh) (TA) │	609th (Mixed) Heavy Anti-Aircraft Regiment, Royal Artillery (Tottenham) (TA) │
1951:	499th (Mixed) Heavy Anti-Aircraft Regiment, Royal Artillery (Kensington) (TA) │	│ │ │ │ │
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1955:	disbanded	disbanded