The postal-codes of Llanymawddwy is SY20. The City of Llanymawddwy is in Gwynedd. The country of Gwynedd is Wales (WLS)
The llanymawddwy postcode region (AB) contains 34 unique 'outward' codes. llanymawddwy is the main postal town or district for this region, with all llanymawddwy postcodes starting with the following outward codes.
This page contains a list of postcodes for llanymawddwy area. Select a llanymawddwy 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 llanymawddwy resident or a visitor to the llanymawddwy area.