- Category: Populated Place
- Type: Hamlet
- Latitude/Longitude: 52°6'17"N 4°7'12"W
- Eastings/Northings: 254885, 247278
- OS Grid: SN548472
- Mapcode Local: GBR DQ.9DNN
- Mapcode Global: VH4GW.JCN9
Location and coordinates are for the approximate centre of Pentre-bâch within this administrative area.
Geographic features and populated places may cross administrative borders.