Postal address
Llanymawddwy, Gwynedd
The postal code of Llanymawddwy, in Gwynedd (Wales, Reino Unido), is SY20. Include it in your shipments and forms.
Location
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Llanymawddwy
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Frequently asked questions
What is the postal code of Llanymawddwy?
The main postal code of Llanymawddwy (Gwynedd, Reino Unido) is SY20.