- Category: Populated Place
- Type: Other Settlement
- Latitude/Longitude: 51°47'53"N 4°41'29"W
- Eastings/Northings: 214500, 214500
- OS Grid: SN145145
- Mapcode Local: GBR CY.XWFL
- Mapcode Global: VH2P6.M2M7
Location and coordinates are for the approximate centre of Llan-mill within this administrative area.
Geographic features and populated places may cross administrative borders.