Harrow-on-the-Hill station Harrow-on-the-Hill station Harrow-on-the-Hill is a London Underground station served by the Metropolitan line and National Rail services, in Travelcard Zone 5. The stations two exits are located between College Road and Lowlands Road in the Greenhill area of Harrow, about half a mile north of the locality from which it takes its name. This is where the branch from Uxbridge joins the main line and where fast and slow lines are divided. The station is the junction of four LU tracks from Baker Street (paired by direction), two Network Rail tracks from Marylebone, four LU tracks (paired by speed) to
London Rail Rail Silverlink franchise in 2007. It has since taken on more services through a former London Underground line and over other network rail lines. London Rail lets a concession to operate the Overground. Operation is contracted to Arriva Rail London (owned by Arriva UK Trains) until 2024. London Trams is responsible only for the Croydon Tram known as Tramlink. Tramlink was set up in 2000 by a private finance initiative. It was bought by TfL in 2008 and is operated on its behalf by FirstGroup. London Trams has been working on proposals for other tram schemes in west and central