- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 52°40'28"N 3°12'10"W
- Eastings/Northings: 318756, 309237
- OS Grid: SJ187092
- Mapcode Local: GBR 9Y.4D37
- Mapcode Global: WH79N.R1YB
Location and coordinates are for the approximate centre of Trefnant Dingle within this administrative area.
Geographic features and populated places may cross administrative borders.