It’s the area in the following map bordered by Sparks, Patrick, Fernley, Silver Springs, Dayton, Carson City and back up to Sparks.
The Horse Spring Herd Area is on the eastern side. The white patches represent private property. The Pine Nut Mountains HMA is on the other side of Highway 50.
Most of the Virginia Range is in Storey County. The horses are managed by the Nevada Department of Agriculture.