- Category: Water Feature
- Type: Bay
- Latitude/Longitude: 54°58'36"N 5°11'7"W
- Eastings/Northings: 196241, 569329
- OS Grid: NW962693
- Mapcode Local: GBR FHKK.CK4
- Mapcode Global: WH1QT.95ZK
Location and coordinates are for the approximate centre of Portlong Bay within this administrative area.
Geographic features and populated places may cross administrative borders.