- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 52°35'21"N 3°38'57"W
- Eastings/Northings: 288361, 300338
- OS Grid: SH883003
- Mapcode Local: GBR 9B.9XVV
- Mapcode Global: WH68P.X5CT
Location and coordinates are for the approximate centre of Cwm Pontbren-Dibyn within this administrative area.
Geographic features and populated places may cross administrative borders.