The postal-codes of Onllwyn is SA10. The City of Onllwyn is in Neath Port Talbot. The country of Neath Port Talbot is Wales (WLS)
The onllwyn postcode region (AB) contains 34 unique 'outward' codes. onllwyn is the main postal town or district for this region, with all onllwyn postcodes starting with the following outward codes.
This page contains a list of postcodes for onllwyn area. Select a onllwyn 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 onllwyn resident or a visitor to the onllwyn area.