Mynydd-y-Garreg is a village in Carmarthenshire, Wales.

It is situated within the SA15 postcode district, which is within the Llanelli post town.

The full list of postcode districts within the Llanelli post town is as follows:

The Llanelli post town is within the Swansea postcode area.


Key data for Mynydd-y-Garreg:

Administrative Ward: Elli

Administrative District: Carmarthenshire

Country: Wales

UK Parliament: Llanelli

A map showing the location of Mynydd-y-Garreg within the SA15 postcode district