- Category: Geographic Feature
- Type: Hill or Mountain
- Latitude/Longitude: 51°54'16"N 5°17'22"W
- Eastings/Northings: 173803, 228006
- OS Grid: SM738280
- Mapcode Local: GBR C4.Q4MP
- Mapcode Global: VH0TD.8DF8
Location and coordinates are for the approximate centre of Carn Llidi within this administrative area.
Geographic features and populated places may cross administrative borders.