- Category: Geographic Feature
- Type: Other Coastal Landform
- Latitude/Longitude: 51°51'42"N 5°21'10"W
- Eastings/Northings: 169226, 223467
- OS Grid: SM692234
- Mapcode Local: GBR C2.ST1X
- Mapcode Global: VH0TK.5GDJ
Location and coordinates are for the approximate centre of Carreg-gwylan within this administrative area.
Geographic features and populated places may cross administrative borders.