Gwel Yr Wyddfa is a locality in United Kingdom.
There are 1 postal codes in Gwel Yr Wyddfa.
There are 1 postal codes in Gwel Yr Wyddfa.
Postal Codes for Gwel Yr Wyddfa:
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LL59 5DX Gwel Yr WyddfaAethwy, Isle of Anglesey, Gwynedd, Wales GPS: 53.230495, -4.166915