Trelech is a village in Carmarthenshire, Wales.

It is situated within the SA33 postcode district, which is within the Carmarthen post town.

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

The Carmarthen post town is within the Swansea postcode area.


Key data for Trelech:

Administrative Ward: Trelech

Administrative District: Carmarthenshire

Country: Wales

UK Parliament: Carmarthen West and South Pembrokeshire

A map showing the location of Trelech within the SA33 postcode district