London Buses route 55 is a Transport for London contracted bus route in London, England. Running between Walthamstow bus station and Oxford Circus, it is operated by Stagecoach London.

Walthamstow Bus Station serves Walthamstow town centre in Waltham Forest, London, England. The station is owned and maintained by Transport for London. The station can be accessed from both Selborne Road and High Street as well as Walthamstow Central tube station. Sixteen bus routes serve the station, with three night bus routes also serving the station.