The SA31 3LT 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 1990-02 and terminated on 2002-03.
| Name | Type |
|---|---|
| OA21CD | W00003443 |
| LSOA21CD | W01000642 |
| 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 | [ -4.3226359884413075, 51.84836443965606 ] |