Cannon Street station, also known as London Cannon Street, is a central London railway terminus and connected London Underground station in Travelcard zone 1 located on Cannon Street in the City of London and managed by Network Rail. It is one of two London termini of the South Eastern Main Line, the other being Charing Cross, while the Underground station is on the Circle and District lines, between Monument and Mansion House. The station runs services by Southeastern, mostly catering for commuters in southeast London and Kent, with occasional services further into the latter.

Charing Cross railway station is a central London railway terminus between the Strand and Hungerford Bridge in the City of Westminster. It is the terminus of the Southeastern Main Lines to Dover via Ashford and Hastings via Tunbridge Wells. All trains are operated by Southeastern, which provides the majority of commuter and regional services to south-east London and Kent. It is connected to Charing Cross Underground station and is near to Embankment Underground station and Embankment Pier.