KT21 is a postcode district within the Ashtead post town.

KT21 is the only postcode district within the Ashtead post town.

The Ashtead post town is within the Kingston upon Thames postcode area.


The full list of post towns with the Kingston upon Thames postcode area is as follows:

Villages within the KT21 postcode district:

A map of the KT21 postcode district