- Category: Populated Place
- Type: Hamlet
- Latitude/Longitude: 50°13'36"N 4°53'41"W
- Eastings/Northings: 193625, 40322
- OS Grid: SW936403
- Mapcode Local: GBR ZR.7TSS
- Mapcode Global: FRA 08MF.BXF
Location and coordinates are for the approximate centre of Treviskey within this administrative area.
Geographic features and populated places may cross administrative borders.