The SA31 1BN postcode was located in Carmarthenshire, Carmarthenshire postcode town, within Wales, Wales region.
It is now a terminated postcode, it was a Large User postcode introduced in 1980-01 and terminated on 2019-05.
| Name | Type |
|---|---|
| OA21CD | W00003450 |
| LSOA21CD | W01000641 |
| MSOA21CD | W02000149 |
| MSOA21 | Carmarthen South & Llangynnwr |
| Postcode Area | SA31 |
| Ward | Carmarthen Town North and South |
| LTLA22 | Carmarthenshire |
| UTLA22 | Carmarthenshire |
| Region | Wales |
| Country | Wales |
| Co-ordinates | [ -4.30431628781309, 51.85725894976837 ] |