Aberdesach 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 Aberdesach:

Administrative Ward: Clynnog

Administrative District: Gwynedd

Country: Wales

UK Parliament: Dwyfor Meirionnydd

A map showing the location of Aberdesach within the LL54 postcode district