Tregarth is a village in Gwynedd, Wales.

It is situated within the LL57 postcode district, which is within the Bangor post town.

LL57 is the only postcode district within the Bangor post town.

The Bangor post town is within the Llandudno postcode area.

Key data for Tregarth:

Administrative Ward: Tregarth & Mynydd Llandygai

Administrative District: Gwynedd

Country: Wales

UK Parliament: Arfon

A map showing the location of Tregarth within the LL57 postcode district