- Category: Populated Place
- Type: Hamlet
- Latitude/Longitude: 57°21'4"N 6°7'52"W
- Eastings/Northings: 151581, 836526
- OS Grid: NG515365
- Mapcode Local: GBR C979.4BS
- Mapcode Global: WGZ8G.SHH8
Location and coordinates are for the approximate centre of An t-Ollach within this administrative area.
Geographic features and populated places may cross administrative borders.