- Category: Landcover
- Type: Forest or Wood
- Latitude/Longitude: 52°44'13"N 3°51'55"W
- Eastings/Northings: 274147, 317128
- OS Grid: SH741171
- Mapcode Local: GBR 91.0QWP
- Mapcode Global: WH56P.LGHJ
Location and coordinates are for the approximate centre of Coed Trefeiliau within this administrative area.
Geographic features and populated places may cross administrative borders.