The area code 627 is located in santa rosa, California.
Area code 627 is not currently in service in California. For Santa Rosa and the rest of Sonoma County, phone numbers use area codes 707 and 369. Santa Rosa sits in Northern California’s North Bay and North Coast region, known for redwood forests, the Russian River, and world-class wine country. This location makes the city a hub for travel along Highway 101 and a gateway to both coastal and inland destinations.
If you’re looking up “area code 627 Santa Rosa,” you’re likely seeing it because of numbering plan discussions, but the active codes here are 707 and its overlay, 369. These area codes cover a wide stretch of the North Coast, reaching from the Bay Area’s northern edge to far northern counties. In and around Santa Rosa, they connect homes, businesses, and wineries across Sonoma County and beyond. Ten-digit dialing applies within the overlay region.
Major cities and landmarks currently covered by 707/369 include:
Santa Rosa is also home to Charles M. Schulz–Sonoma County Airport (STS) and the Luther Burbank Center for the Arts, adding to the area’s regional importance. The 707 area code has deep roots along California’s North Coast, while 369 was added to ensure enough numbers for growth. Knowing this helps when identifying incoming calls or choosing a new phone number for a local presence. For now, if a number shows 627, it is not a standard local assignment for Santa Rosa.
“Area code 707 was established in 1959; overlay 369 was introduced in 2023 to extend numbering capacity.” — California Public Utilities Commission (CPUC) and NANPA