London Dial-a-Ride
Coordinates: 51°29′32.7″N 0°04′50.2″W / 51.492417°N 0.080611°W
London Dial-a-Ride run by Transport for London (TfL) is a door-to-door transport service for people with a permanent or long term disability or health problem who are unable, or virtually unable to use public transport.
Until 2003, the London Dial-a-Ride service consisted of six sectors, each of which had its own main colour on the Mercedes Sprinter minibuses:
...
Wikipedia