The castell y bwch postcode region (AB) contains 34 unique 'outward' codes. castell y bwch is the main postal town or district for this region, with all castell y bwch postcodes starting with the following outward codes.
This page contains a list of postcodes for castell y bwch area. Select a castell y bwch 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 castell y bwch resident or a visitor to the castell y bwch area.