Grid Reference: SJ005447
Country: Wales
County:
Constituency: Clwyd West
Parish: Llangwm
Existing streets on postcode LL21 0NY
Bodlondeb, , Maerdy
Cwellyn, , Maerdy
Efrydfa, , Maerdy
Heulfre, , Maerdy
Min Awel, , Maerdy
Ty Gwyn, , Maerdy