- Category: Populated Place
- Type: Other Settlement
- Latitude/Longitude: 50°10'28"N 5°13'46"W
- Eastings/Northings: 169500, 35500
- OS Grid: SW695355
- Mapcode Local: GBR Z3.J3DR
- Mapcode Global: VH12R.9WQ0
Location and coordinates are for the approximate centre of Calvadnack within this administrative area.
Geographic features and populated places may cross administrative borders.