Central line (London Underground) Central line (London Underground) The Central line is a London Underground line that runs through central London, from , Essex, in the north-east to and in the west. Coloured red on the Tube map, the line serves 49 stations over , which makes it the longest Tube line. It is also one of only two lines on the Underground network to cross the Greater London boundary, the other being the Metropolitan line. One of London's deep-level railways, Central line trains are smaller than those on British main lines. The line was opened as the Central London Railway in 1900, crossing
West London line franchise as the London Overground concession, introducing new rolling stock and rebranding the West London line trains and stations in orange livery. The line appears today on the Tube Map as an orange stripe. New stations opened at in 2008 and in 2009, bringing main line rail services to a large catchment area in West London. In 1966 British Rail launched Motorail, a long-distance accompanied car train which transported passengers and their cars to the West of England and Scotland. The London Motorail terminal was at Kensington (Olympia), using the West London line for its wide connections to the UK