- Category: Geographic Feature
- Type: Hill or Mountain
- Latitude/Longitude: 57°9'8"N 3°12'59"W
- Eastings/Northings: 326500, 807500
- OS Grid: NJ265075
- Mapcode Local: GBR W7.3GD5
- Mapcode Global: WH6LS.KHJ6
Location and coordinates are for the approximate centre of Carn M within this administrative area.
Geographic features and populated places may cross administrative borders.