Llanrhychwyn is a village in Conwy County Borough, Wales.
It is situated within the LL27 postcode district, which is within the Trefriw post town.
LL27 is the only postcode district within the Trefriw post town.
The Trefriw post town is within the Llandudno postcode area.
Administrative Ward: Trefriw
Administrative District: Conwy
Country: Wales
UK Parliament: Aberconwy