Atlas, California
Atlas is an unincorporated community in Napa County, California. It lies at an elevation of 1719 feet (524 m). Atlas is located  north-northwest of Mount Vaca and  south-southeast of Atlas Peak. Atlas, named for nearby Atlas Peak, was founded as a resort community. The Atlas post office opened in 1893, moved in 1894, and closed in 1934. References

Unincorporated communities in Napa County, California
Vaca Mountains
Unincorporated communities in California