- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 52°17'31"N 3°47'14"W
- Eastings/Northings: 278191, 267488
- OS Grid: SN781674
- Mapcode Local: GBR 95.XL57
- Mapcode Global: VH5CK.9NL9
Location and coordinates are for the approximate centre of Llyn Teifi within this administrative area.
Geographic features and populated places may cross administrative borders.