| Locality | Post Code |
|---|---|
| Tyringham, Berkshire | 01264 |
| Van Deusenville, Berkshire | 01230 |
| Washington, Berkshire | 01223 |
| West Becket, Berkshire | 01238 |
| West Otis, Berkshire | 01245 |
| West Stockbridge, Berkshire | 01266 |
| Williamstown, Berkshire | 01267 |
| Windsor, Berkshire | 01270 |