Branches
- Acton Central
- Bethnal Green
- Bushey
- Cambridge Heath
- Camden Road
- Canonbury
- Carpenders Park
- Chingford
- Clapton
- Dalston Kingsland
- Gunnersbury
- Hackney Central
- Hackney Downs
- Hackney Wick
- Harrow & Wealdstone
- Hatch End
- Headstone Lane
- Highams Park
- Highbury & Islington
- Homerton
- Liverpool Street
- London Fields
- South Acton
- St James Street
- Stratford
- Walthamstow Central
- Watford High Street
- Watford Junction
- Willesden Junction
- Wood Street