Area Code 707 California, USA

WhereCall is here to provide you with the most information on the area code 707, located in California, USA. This area code contains 709 prefixes and is not in jeopardy of exceeding the known supply of central office codes during the planning/implementation interval for relief.


NPA Information
Area Code (NPA) 707
Location California, USA
In Jeopardy? No
Is Assigned? Yes
In Service? Yes
In Service Date 01 Jan 1959
Parent NPA 415
Overlay No
Predominant Timezone(s) UTC-08:00
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