- Category: Populated Place
- Type: Hamlet
- Latitude/Longitude: 56°20'20"N 5°9'42"W
- Eastings/Northings: 204662, 720770
- OS Grid: NN046207
- Mapcode Local: GBR FCMY.Y26
- Mapcode Global: WH1J1.PX5X
Location and coordinates are for the approximate centre of Portsonachan within this administrative area.
Geographic features and populated places may cross administrative borders.