The 01766 phone code covers the Porthmadog area.
Phone numbers using this code are in the form of (01766) ### ###.
International callers should call +44 1766 ######.
The centre of the phone code area has a latitude of 52.927842 and longitude of -4.133384.
The nearest other phone codes are: Porthmadog (01766) Pwllheli (01758) Barmouth (01341) Caernarfon (01286) Betws-y-Coed (01690)