- Category: Populated Place
- Type: Hamlet
- Latitude/Longitude: 51°54'13"N 5°16'3"W
- Eastings/Northings: 175323, 227854
- OS Grid: SM753278
- Mapcode Local: GBR C5.QB3J
- Mapcode Global: VH0TD.ND4W
Location and coordinates are for the approximate centre of Treleddyd-fawr within this administrative area.
Geographic features and populated places may cross administrative borders.