- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 53°1'14"N 4°7'11"W
- Eastings/Northings: 257898, 349154
- OS Grid: SH578491
- Mapcode Local: GBR 5Q.FMNJ
- Mapcode Global: WH556.PB9J
Location and coordinates are for the approximate centre of Nant Colwyn within this administrative area.
Geographic features and populated places may cross administrative borders.