- Category: Populated Place
- Type: Other Settlement
- Latitude/Longitude: 51°58'57"N 3°24'23"W
- Eastings/Northings: 303500, 232500
- OS Grid: SO035325
- Mapcode Local: GBR YN.K9N4
- Mapcode Global: VH6BR.WFZJ
Location and coordinates are for the approximate centre of Llandefaelog Fach within this administrative area.
Geographic features and populated places may cross administrative borders.