State Route 3C was the former route number for Walker Road, an unimproved road that ran from the California

California

California is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...

 state line southwest of Hawthorne

Hawthorne, Nevada

Hawthorne is a census-designated place in Mineral County, Nevada, United States. The population was 3,311 at the 2000 census. It is the county seat of Mineral County...

 to SR 208 south of Yerington

Yerington, Nevada

Yerington is a city in Lyon County, located in western Nevada, USA. The population was 2,883 at the 2000 census. It is named after Henry M. Yerington, Superintendent of the Virginia and Truckee Railroad from 1868 to 1910. It is the county seat of Lyon County....

.

SR 3C was commissioned in the mid-1940s. The route underwent no significant changes until 1973, when the southern terminus was moved 8 miles (12.9 km) north to Lucky Boy Road in Mineral County. SR 3C was decommissioned by 1982.