 It runs as Selsdon Park Road past Forestdale, Selsdon and Selsdon, where it again becomes Addington Road as the elevated district's only A-road, passing Selsdon Community Centre and heads into Sanderstead past its common at 175m AOD (an overall high point), before coming to a roundabout with the B269.The A2022 becomes Rectory Park, and then Mitchley Avenue, where it passes near Riddlesdown railway station, Downs Court Road as it comes into Purley and it stops at a T-Junction with the A22, 300m from Purley Cross and Purley railway station to which it has its own continuation Approach Road leading to a station drop-off apron.The Purley to Nork westerly less straight, curved hill-cross route starts at a set of traffic lights with the A23, part of the Purley Cross system as Foxley Lane and it climbs through the Woodcote locality, before it comes to a mini roundabout with Woodcote Road and Smitham Bottom Lane (both A237).