Postal address
Llanllyfni, Gwynedd
The postal code of Llanllyfni, in Gwynedd (Wales, Reino Unido), is LL54. Include it in your shipments and forms.
Location
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Llanllyfni
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Frequently asked questions
What is the postal code of Llanllyfni?
The main postal code of Llanllyfni (Gwynedd, Reino Unido) is LL54.