Grid Reference: SJ236090
Country: Wales
County:
Constituency: Montgomeryshire
Parish: Welshpool
Existing streets on postcode SY21 9HS
Delfryn, , Trelydan
Erw Fach, , Rhallt
Gungrog Fawr, , Rhallt
Gungrog Fawr Barn, , Rhallt
Hillside, , Trelydan
Mount Pleasant, , Trelydan