- Category: Populated Place
- Type: Hamlet
- Latitude/Longitude: 52°56'21"N 4°34'3"W
- Eastings/Northings: 227549, 341074
- OS Grid: SH275410
- Mapcode Local: GBR 54.LT1T
- Mapcode Global: WH447.TD30
Location and coordinates are for the approximate centre of Porth Dinllaen within this administrative area.
Geographic features and populated places may cross administrative borders.