area code 530
Sign in to saveAlso known as 530 area code, 530
area code for parts of northern California
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area code 209
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Area code 702
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California
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Nevada
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Oregon
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Chico
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1997 establishments in CaliforniaAlpine County, CaliforniaArea codes in CaliforniaArea codes in the United StatesButte County, CaliforniaColusa County, CaliforniaEl Dorado County, CaliforniaGlenn County, CaliforniaHumboldt County, CaliforniaLassen County, CaliforniaModoc County, CaliforniaNevada County, CaliforniaNorthern CaliforniaPlacer County, CaliforniaPlumas County, CaliforniaSacramento ValleyShasta County, CaliforniaSierra County, CaliforniaSierra Nevada (United States)Siskiyou County, CaliforniaSutter County, CaliforniaTehama County, CaliforniaTelecommunications-related introductions in 1997Telecommunications-related introductions in 2025