Mill Valley was an Earth city in Marin County, a county north of San Francisco, California. During the early and mid-22nd century, Mill Valley was the home of the 602 Club. (ENT: "Shuttlepod One", "First Flight") According to the Star Trek Encyclopedia (4th ed., vol. 2, p. 42), the Zefram Cochrane Space Flight Center was also located in this city. External link Edit Mill Valley, California at Wikipedia Retrieved from "https://memory-alpha.fandom.com/wiki/Mill_Valley?oldid=2050970" Categories: US settlements Add category Cancel Save Languages: Deutsch Italiano Nederlands Community content is available under CC-BY-NC unless otherwise noted.