Llan is a village in Powys, Wales.
It is situated within the SY19 postcode district, which is within the Llanbrynmair post town.
SY19 is the only postcode district within the Llanbrynmair post town.
The Llanbrynmair post town is within the Shrewsbury postcode area.
Administrative Ward: Llanbrynmair
Administrative District: Powys
Country: Wales
UK Parliament: Montgomeryshire