- Category: Populated Place
- Type: Village
- Latitude/Longitude: 51°47'38"N 2°54'25"W
- Eastings/Northings: 337541, 210994
- OS Grid: SO375109
- Mapcode Local: GBR FB.Y1KC
- Mapcode Global: VH79G.K5JG
Location and coordinates are for the approximate centre of Llannarth within this administrative area.
Geographic features and populated places may cross administrative borders.