Penygroes is a village in Gwynedd, Wales.

It is situated within the LL54 postcode district, which is within the Caernarfon post town.

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

The Caernarfon post town is within the Llandudno postcode area.

Key data for Penygroes, Gwynedd:

Administrative Ward: Penygroes

Administrative District: Gwynedd

Country: Wales

UK Parliament: Arfon

A map showing the location of Penygroes, Gwynedd within the LL54 postcode district