Locations for Area Code - 707

Area code 707 covers the North Coast of California, including Napa Valley, Santa Rosa, Vallejo, and parts of the Redwood Empire. Established in 1959 from a split with 415, it serves a region known for its scenic coastline, world-renowned wine production, and environmentally conscious communities. Overlay 369 was added in 2023 to support continued growth, requiring ten-digit dialing. The 707 area code carries strong associations with sustainability, artisan culture, and California’s coastal beauty. It is often used in local marketing to evoke sophistication and natural charm.