Pontygwaith is a village in Merthyr Tydfil, Wales.
It is situated within the CF43 postcode district, which is within the Ferndale post town.
CF43 is the only postcode district within the Ferndale post town.
The Ferndale post town is within the Cardiff postcode area.
Administrative Ward: Tylorstown
Administrative District: Rhondda Cynon Taf
Country: Wales
UK Parliament: Rhondda