Trelawnyd is a village in Denbighshire, Wales.
It is situated within the LL18 postcode district .
The LL18 postcode district lies within the following post towns:
The LL18 postcode district is within the Llandudno" postcode area.
Administrative Ward: Trelawnyd and Gwaenysgor
Administrative District: Flintshire
Country: Wales
UK Parliament: Delyn