- Category: Populated Place
- Type: Other Settlement
- Latitude/Longitude: 50°38'23"N 4°35'14"W
- Eastings/Northings: 217146, 85436
- OS Grid: SX171854
- Mapcode Local: GBR N8.93GF
- Mapcode Global: FRA 178C.YFY
Location and coordinates are for the approximate centre of Trevivian within this administrative area.
Geographic features and populated places may cross administrative borders.