Marian-glas is a village in Anglesey, Wales.
It is situated within the LL73 postcode district, which is within the Marianglas post town.
LL73 is the only postcode district within the Marianglas post town.
The Marianglas post town is within the Llandudno postcode area.
Administrative Ward: Llanddyfnan
Administrative District: Isle of Anglesey
Country: Wales
UK Parliament: Ynys Môn