All postcodes in BS23 1
| Postcode | Place | Type |
|---|---|---|
| BS23 1XE | Weston-super-Mare | street |
| BS23 1XF | Weston-super-Mare | street |
| BS23 1XG | Weston-super-Mare | large user |
| BS23 1XH | Weston-super-Mare | street |
| BS23 1XJ | Weston-super-Mare | street |
| BS23 1XL | Weston-super-Mare | street |
| BS23 1XN | Weston-super-Mare | street |
| BS23 1XQ | Weston-super-Mare | street |
| BS23 1XU | Weston-super-Mare | street |
| BS23 1XW | Weston-super-Mare | street |
| BS23 1XY | Weston-super-Mare | street |
| BS23 1YA | Weston-super-Mare | street |
| BS23 1YB | Weston-super-Mare | street |
| BS23 1YD | Weston-super-Mare | street |
| BS23 1YE | Weston-super-Mare | street |
| BS23 1YG | Weston-super-Mare | street |
| BS23 1YH | Weston-super-Mare | street |
| BS23 1YJ | Weston-super-Mare | street |
| BS23 1YL | Weston-super-Mare | street |
| BS23 1YN | Weston-super-Mare | street |
| BS23 1YP | Weston-super-Mare | street |
| BS23 1YQ | Weston-super-Mare | street |
| BS23 1YR | Weston-super-Mare | street |
| BS23 1YS | Weston-super-Mare | street |
| BS23 1YW | Weston-super-Mare | street |
| BS23 1ZZ | Weston-super-Mare | large user |