London Buses routes 2 , 36 ( 24 hour service ) , 77 , 87 , 88 ( 24 hour service ) , 156 , 185 , 196 , 344 ( 24 hour service ) , 360 , 436 and Night Bus routes N2 , N87 , N136 serve the station . The station is served by London Buses routes 2 , 36 ( 24 hour service ) , 77 , 87 , 88 ( 24 hour service ) , 156 , 185 , 196 , 344 ( 24 hour service ) , 360 , 436 and Night Bus routes N2 , N87 , N136 .