- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 51°51'12"N 3°18'58"W
- Eastings/Northings: 309443, 218034
- OS Grid: SO094180
- Mapcode Local: GBR YS.TG17
- Mapcode Global: VH6CD.GNQZ
Location and coordinates are for the approximate centre of Glyn Collwn within this administrative area.
Geographic features and populated places may cross administrative borders.