RG postcode area
The RG area holds 30 districts and 23,816 live postcodes; its largest place is Reading.
| District | Live postcodes | Largest place with its centre there |
|---|---|---|
| RG1 | 1,254 | Reading |
| RG2 | 1,054 | Arborfield |
| RG4 | 1,000 | Sonning Common |
| RG5 | 504 | — |
| RG6 | 750 | Lower Earley |
| RG7 | 1,519 | Stratfield Mortimer |
| RG8 | 849 | Goring |
| RG9 | 1,138 | Henley-on-Thames |
| RG10 | 677 | Twyford |
| RG12 | 1,075 | Bracknell |
| RG14 | 1,298 | Newbury |
| RG17 | 661 | Hungerford |
| RG18 | 543 | Cold Ash |
| RG19 | 493 | Thatcham |
| RG20 | 935 | Kingsclere |
| RG21 | 758 | Basingstoke |
| RG22 | 776 | — |
| RG23 | 421 | — |
| RG24 | 896 | Old Basing |
| RG25 | 395 | Overton |
| RG26 | 652 | Tadley |
| RG27 | 849 | Hook |
| RG28 | 235 | — |
| RG29 | 274 | Long Sutton |
| RG30 | 966 | Burghfield |
| RG31 | 639 | Calcot |
| RG40 | 1,013 | Wokingham |
| RG41 | 770 | — |
| RG42 | 965 | — |
| RG45 | 457 | Crowthorne |
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.