OX postcode area
The OX area holds 26 districts and 20,531 live postcodes; its largest place is Oxford.
| District | Live postcodes | Largest place with its centre there |
|---|---|---|
| OX1 | 845 | Oxford |
| OX2 | 1,023 | Wolvercote |
| OX3 | 1,004 | Marston |
| OX4 | 1,367 | Cowley |
| OX5 | 706 | Kidlington |
| OX7 | 1,083 | Chipping Norton |
| OX9 | 562 | Thame |
| OX10 | 1,042 | Wallingford |
| OX11 | 1,184 | Didcot |
| OX12 | 1,036 | Wantage |
| OX13 | 477 | Kingston Bagpuize |
| OX14 | 1,335 | Abingdon |
| OX15 | 835 | Bloxham |
| OX16 | 1,366 | Banbury |
| OX17 | 716 | Claydon |
| OX18 | 932 | Carterton |
| OX20 | 275 | Woodstock |
| OX25 | 526 | Somerton |
| OX26 | 942 | Bicester |
| OX27 | 370 | Marsh Gibbon |
| OX28 | 775 | Witney |
| OX29 | 1,013 | Eynsham |
| OX33 | 281 | Wheatley |
| OX39 | 259 | Chinnor |
| OX44 | 346 | Chalgrove |
| OX49 | 231 | Watlington |
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.