- Category: Populated Place
- Type: Hamlet
- Latitude/Longitude: 50°4'31"N 5°37'45"W
- Eastings/Northings: 140425, 25777
- OS Grid: SW404257
- Mapcode Local: GBR DXHH.086
- Mapcode Global: VH05N.CCWM
Location and coordinates are for the approximate centre of Trevorgans within this administrative area.
Geographic features and populated places may cross administrative borders.