London Buses route 4
London Buses route 4 is a Transport for London contracted bus route in London, England. Running between Archway and Blackfriars stations, it is operated by Metroline.
History
On 25 September 1993, the contract for route 4 was won by London Suburban Bus, who operated the route with Leyland Titans.On 27 April 1995, route 4 was included in the sale of London Suburban Bus to Metroline and in March 2000 to ComfortDelGro.
In April 2019, Transport for London announced that route 4 would be withdrawn between Waterloo station and St Paul's station and extended to Blackfriars station via Queen Victoria Street instead, with the change taking effect in June of that year.