About London Overground
London Overground operates services on behalf of Transport for London (TfL) to help reach out to the outskirts of central London Overground through an integrated and highly efficient railway system. Working since 2007, this train service provider links 23 of the 33 boroughs making Central London easily accessible from several parts of the country. Constantly working towards widening this accessibility, London Overground has so far been able to provide access to 30% of the people of London Overground to at least one London Overground station within 15 minutes of walking distance.
One of the most reliable service providers, London Overground serves 112 stations touching 23 boroughs and the southern Hertfordshire. More than 184 million traveled in a London Overground train in 2015-16, a whopping increase of 457% since 2008-09. With intermittent underground tracks, London Overground is fairly over the ground – hence the name.