Trelewis is a village in Merthyr Tydfil, Wales.

It is situated within the CF46 postcode district, which is within the Treharris post town.

CF46 is the only postcode district within the Treharris post town.

The Treharris post town is within the Cardiff postcode area.


Key data for Trelewis:

Administrative Ward: Bedlinog

Administrative District: Merthyr Tydfil

Country: Wales

UK Parliament: Merthyr Tydfil and Rhymney

A map showing the location of Trelewis within the CF46 postcode district