The postal-codes of Trevethin is NP4. The City of Trevethin is in Torfaen. The country of Torfaen is Wales (WLS)
The trevethin postcode region (AB) contains 34 unique 'outward' codes. trevethin is the main postal town or district for this region, with all trevethin postcodes starting with the following outward codes.
This page contains a list of postcodes for trevethin area. Select a trevethin postcode to see the map location, demographics, house prices, local information, tourist guides and statistics:
There are a number of local information, guides and useful data to browse and explore, whether you're a trevethin resident or a visitor to the trevethin area.