- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 50°18'59"N 5°12'6"W
- Eastings/Northings: 172156, 51193
- OS Grid: SW721511
- Mapcode Local: GBR Z4.K4NP
- Mapcode Global: VH125.S9CQ
Location and coordinates are for the approximate centre of Trevaunance Coombe within this administrative area.
Geographic features and populated places may cross administrative borders.