Postcode SA31
Abergwili +9 · Carmarthenshire, Wales
SA31 is the postcode of Abergwili, Carmarthen, Cwmffrwd and 7 other places in Carmarthenshire, Wales, United Kingdom. This list covers outward codes — the first half of a UK postcode, such as M9 or BN91 — not full postcodes.
- Postcode
- SA31
- County
- Carmarthenshire
- Country
- Wales
- Country
- United Kingdom
10 places with postcode SA31
| Place | County | Location |
|---|---|---|
| Abergwili | Carmarthenshire | 51.866, -4.270 |
| Carmarthen | Carmarthenshire | 51.855, -4.305 |
| Cwmffrwd | Carmarthenshire | 51.829, -4.288 |
| Ffynnon-ddrain | Carmarthenshire | 51.870, -4.322 |
| Johnstown | Carmarthenshire | 51.854, -4.302 |
| Llangunnor | Carmarthenshire | 51.858, -4.282 |
| Llanllwch | Carmarthenshire | 51.844, -4.346 |
| Pensarn | Carmarthenshire | 51.854, -4.302 |
| Tanerdy | Carmarthenshire | 51.854, -4.302 |
| Tre-vaughan | Carmarthenshire | 51.854, -4.302 |
Near Cardiff
The nearest major city is Cardiff, about 88 km away.
Nearby postcodes
Frequently asked questions
Which places use postcode SA31?
Abergwili, Carmarthen, Cwmffrwd, Ffynnon-ddrain, Johnstown, Llangunnor, Llanllwch, Pensarn, Tanerdy, Tre-vaughan.
Which county and country is SA31 in?
Carmarthenshire, Wales, United Kingdom.
What is the nearest major city to SA31?
Cardiff, about 88 km away.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.