BA postcode area
The BA area holds 19 districts and 15,524 live postcodes; its largest place is Mendip.
| District | Live postcodes | Largest place with its centre there |
|---|---|---|
| BA1 | 1,526 | Charlcombe |
| BA2 | 2,213 | Bath |
| BA3 | 1,287 | Midsomer Norton |
| BA4 | 834 | Shepton Mallet |
| BA5 | 786 | Mendip |
| BA6 | 554 | Glastonbury |
| BA7 | 202 | Castle Cary |
| BA8 | 212 | Templecombe |
| BA9 | 374 | Wincanton |
| BA10 | 179 | Bruton |
| BA11 | 1,180 | Frome |
| BA12 | 1,146 | Warminster |
| BA13 | 642 | Westbury |
| BA14 | 1,477 | Trowbridge |
| BA15 | 470 | Bradford-on-Avon |
| BA16 | 374 | Street |
| BA20 | 490 | Yeovil |
| BA21 | 773 | Lower Vagg |
| BA22 | 805 | Ilchester |
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.