About California Area Code 707
The 707 area code includes California cities Annapolis, Arcata, Asti, Benicia, Bodega Bay, Boyes Hot Springs, Calistoga, Clearlake, Cotati, Crescent City, Dixon, Eureka, Fairfield, Ferndale, Fort Bragg, Geyserville, Gualala, Guerneville, Healdsburg, Hopland, Lakeport, Middletown, Napa, Orick, Petaluma, Petrolia, Rohnert Park, St. Helena, Santa Rosa, Sonoma, Suisun City, Tomales, Ukiah, Vacaville, Vallejo, Willits, Yorkville, Yountville.Nearby area codes are 209, 415, 510, 530, 541, 916 and 925.
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