Rhosmeirch is a village in Anglesey, Wales.
It is situated within the LL77 postcode district .
The LL77 postcode district lies within the following post towns:
The LL77 postcode district is within the Llandudno" postcode area.
Administrative Ward: Cyngar
Administrative District: Isle of Anglesey
Country: Wales
UK Parliament: Ynys Môn