- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 55°45'20"N 6°3'57"W
- Eastings/Northings: 144993, 658871
- OS Grid: NR449588
- Mapcode Local: GBR CFDH.QB2
- Mapcode Global: WGZJ7.SLND
Location and coordinates are for the approximate centre of Gleann Dubh within this administrative area.
Geographic features and populated places may cross administrative borders.