- Category: Landcover
- Type: Forest or Wood
- Latitude/Longitude: 52°59'34"N 4°5'14"W
- Eastings/Northings: 259987, 345987
- OS Grid: SH599459
- Mapcode Local: GBR 5R.HHJZ
- Mapcode Global: WH55F.51TD
Location and coordinates are for the approximate centre of Coed Gelli'r-yn within this administrative area.
Geographic features and populated places may cross administrative borders.