Abergwyngregyn is a village in Gwynedd, Wales.
It is situated within the LL33 postcode district, which is within the Llanfairfechan post town.
LL33 is the only postcode district within the Llanfairfechan post town.
The Llanfairfechan post town is within the Llandudno postcode area.
Administrative Ward: Arllechwedd
Administrative District: Gwynedd
Country: Wales
UK Parliament: Arfon