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Region Carrier Name:Gwynedd

This is the United Kingdom Region Carrier Name:Gwynedd Area Code Database page list. You can click the title to browse the detail information.
Region Code: GWN
City National Destination Code Sn from Sn to Number Type
Bangor (Gwynedd) 1248 307000 307999 G
Caernarfon 1286 507000 507999 G
Barmouth 1341 207000 207999 G
Bala 1678 422000 422999 G
Pwllheli 1758 453000 453999 G
Porthmadog 1766 604000 604999 G