The SA18 3NU postcode was located in Carmarthenshire, Carmarthenshire postcode town, within Wales, Wales region.
It is now a terminated postcode, it was a Small User postcode introduced in 1980-01 and terminated on 2009-09.
| Name | Type |
|---|---|
| OA21CD | W00003920 |
| LSOA21CD | W01000731 |
| MSOA21CD | W02000158 |
| MSOA21 | Yr Hendy & Tŷ-croes |
| Postcode Area | SA18 |
| Ward | Tycroes |
| LTLA22 | Carmarthenshire |
| UTLA22 | Carmarthenshire |
| Region | Wales |
| Country | Wales |
| Co-ordinates | [ -4.014393210678097, 51.77795683082974 ] |