Colwinston is a village in the Vale of Glamorgan, Wales.
It is situated within the CF71 postcode district, which is within the Cowbridge post town.
CF71 is the only postcode district within the Cowbridge post town.
The Cowbridge post town is within the Cardiff postcode area.
Administrative Ward: Llandow/Ewenny
Administrative District: The Vale of Glamorgan
Country: Wales
UK Parliament: Vale of Glamorgan