- Category: Populated Place
- Type: Hamlet
- Latitude/Longitude: 52°39'14"N 3°20'49"W
- Eastings/Northings: 308979, 307096
- OS Grid: SJ089070
- Mapcode Local: GBR 9R.5SQK
- Mapcode Global: WH79L.KKD9
Location and coordinates are for the approximate centre of Melin-y-ddôl within this administrative area.
Geographic features and populated places may cross administrative borders.