Branches - London
- A.T. Comms Enfield
- London Region
- Capital
- Croydon & Sutton Amal
- East London Postal
- Greater London Combined
- Harrow & District
- Kingston Area
- London 7
- London North Western C&CS
- London Parcels & Stations Amal
- London Postal Engineering
- London Regional Motor Transport
- London South East
- London South West
- London West End Amal
- Mount Pleasant International
- North West London
- Northern Home Counties Postal
- Northern/North West London
- Rail, Stations & Transport Amal
- Romford Amal
- South & East Thames Amal
- South London, Surrey and North Hampshire
- South East London Postal & Counters
- South West Middlesex Amal
- West London
- West London Postal
