Upon being re-tendered, it was retained by London Central with a new contract commencing on 29 April 2006.[4] Go-Ahead London successfully tendered to retain the route with a new contract commencing on 30 April 2011.[5]
The route was withdrawn between Elephant and Castle and Holborn station in 2019. It terminates at Lambeth Road near Elephant and Castle, taking over from route 468, which now terminates at Borough Road.
Current route
Route 171 operates via these primary locations:[6]