The Union www.theunion.comThe Union is a publishing company located in Grass Valley, California. This company that is based in foothills of Northern California was established on October 28, 1864. Advertise Subscribe Publisher: Don Rogers Our Magazines Best of Nevada County Nevada County Visitor’s Guide Prospector Healthy You Nevada County Rancher More Contact Us The Union 464 Sutton Way Grass Valley, CA 95945 Phone: (530) 273-9561 Email editorial Email advertising