- Category: Geographic Feature
- Type: Hill or Mountain
- Latitude/Longitude: 57°29'39"N 3°54'43"W
- Eastings/Northings: 285500, 846500
- OS Grid: NH855465
- Mapcode Local: GBR J8QX.DSM
- Mapcode Global: WH4GF.WWBR
Location and coordinates are for the approximate centre of Carn M within this administrative area.
Geographic features and populated places may cross administrative borders.