| skos:altLabel | - 1 AA Group Mixed Signal Unit
- 11 AA (M) Signal Regiment
- 11th AA (Mixed) Signal Regiment
- 1st AA Divisional Signals
- 1st Anti-Aircraft Divisional Signals
- 26th (London) Air Defence Brigade Signals
- 26th (London) Anti-Aircraft Signal Company
- 27th (London) Anti-Aircraft Signal Company
- 62 (Mixed) Signal Regiment (Cinque Ports)
- 6th AA Divisional Signals
- 83 (London) Signal Squadron
- 847 (London) Signal Troop
- London Air-Line Telegraph Company
- London Cable Signal Company
- London Cable Telegraph Company
- London District Signals, Royal Corps of Signals
- London Wireless Telegraph Company
- London_District_Signals#Postwar
- London_District_Signals#World_War_II
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