Sydenham (London) is a railway station in Sydenham in the London Borough of Lewisham, South London. Originally opened in 1839, the station is located on the former Croydon Canal, which is now a branch of the Brighton Main Line, often known as the Sydenham Corridor. Sydenham falls within Travelcard Zone 3 and is served by London Overground and Southern. The station is 6 miles 32 chains (6.40 miles, 10.30 km) down the line from London Bridge.