# SA4

7 sectors, 1,147 postcodes

- **Part of:** [SA](https://openpostcodes.uk/SA)
- **Local authorities:** Swansea, Carmarthenshire

## Sectors

| Sector | Postcodes | Local authority |
|---|---|---|
| [SA4 0](https://openpostcodes.uk/SA4%200) | 91 | Carmarthenshire |
| [SA4 3](https://openpostcodes.uk/SA4%203) | 307 | Swansea |
| [SA4 4](https://openpostcodes.uk/SA4%204) | 261 | Swansea |
| [SA4 5](https://openpostcodes.uk/SA4%205) | 9 | Swansea |
| [SA4 6](https://openpostcodes.uk/SA4%206) | 144 | Swansea |
| [SA4 8](https://openpostcodes.uk/SA4%208) | 172 | Swansea |
| [SA4 9](https://openpostcodes.uk/SA4%209) | 163 | Swansea |