Area codes 707 and 369

California telephone area code

Area codes 707 and 369 are telephone area codes in the state of California, United States. It covers the northern part of the state, including the North Coast and parts of the northern San Francisco Bay Area. Such cities include but are not limited to Santa Rosa, Napa, Vallejo, Eureka, and Rohnert Park. 707 was created in 1959 as a split from area code 415. It was split by 530 in 1997 and overlaid by 369 on February 1, 2023.[1]

References

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  1. "Planning Letter No. 599 – NPA 369 and 707 All-Services Overlay (California)" (PDF).