CR postcode area
The CR area holds 10 districts and 8,009 live postcodes; its largest place is Croydon.
| District | Live postcodes | Largest place with its centre there |
|---|---|---|
| CR0 | 2,791 | Croydon |
| CR2 | 996 | South Croydon |
| CR3 | 770 | Caterham |
| CR4 | 911 | Mitcham |
| CR5 | 700 | Coulsdon |
| CR6 | 257 | Warlingham |
| CR7 | 609 | Thornton Heath |
| CR8 | 803 | Purley |
| CR9 | 126 | — |
| CR90 | 46 | — |
Contains OS data © Crown copyright and database right 2026. Contains Royal Mail data © Royal Mail copyright and database right 2026. Source: Office for National Statistics licensed under the Open Government Licence v3.0. Postcode data is the ONS Postcode Directory, August 2026 edition; counts are live postcodes with a usable location. Northern Ireland postcodes carry a separate licence and are not included; Scotland joins when the site's Scottish coverage does.