Cwmafan is a village in Neath Port Talbot, Wales.
It is situated within the SA12 postcode district, which is within the Port Talbot post town.
The full list of postcode districts within the Port Talbot post town is as follows:
The Port Talbot post town is within the Swansea postcode area.
Administrative Ward: Bryn and Cwmavon
Administrative District: Neath Port Talbot
Country: Wales
UK Parliament: Aberavon