- Category: Geographic Feature
- Type: Hill or Mountain
- Latitude/Longitude: 52°32'59"N 3°47'22"W
- Eastings/Northings: 278758, 296184
- OS Grid: SN787961
- Mapcode Local: GBR 94.DKLY
- Mapcode Global: VH5BD.85HH
Location and coordinates are for the approximate centre of Pen yr Allt-Fawr within this administrative area.
Geographic features and populated places may cross administrative borders.