- Category: Populated Place
- Type: Hamlet
- Latitude/Longitude: 51°56'30"N 3°40'19"W
- Eastings/Northings: 285153, 228361
- OS Grid: SN851283
- Mapcode Local: GBR Y9.MXCY
- Mapcode Global: VH5FC.9GJ6
Location and coordinates are for the approximate centre of Cwmwysg within this administrative area.
Geographic features and populated places may cross administrative borders.