Area Code 820
Area Code 820 is in California
(310 and 424) - (415 and 628)
(408 and 669) - (714 and 657)
(760 and 442) - (818 and 747)
Area Code 820 History:
Not yet in service
The California Public Utilities commission has approved area code 820 as an all services overlay of area code 805. The implementation date will be June 30, 2018. Effective 06/02/2018 ten digit dialing (area code + seven digit number) will be necessary in the 805/820 overlay because different homes in the same geographic area can have the same seven digit phone number but each would have a different area code.
Counties in California within area code 820 include:
Monterey County, San Luis Obispo County, Santa Barbara County, and Ventura County.
Major cities or places in California within area code 820 include:
Area code 820 will serve the larger cities and communities of Atascadero, Camarillo, Goleta, Lompoc, Moorpark, Orcutt, Oxnard, Port Hueneme, San Luis Obispo, Santa Barbara, Santa Maria, Santa Paula, Simi Valley, Thousand Oaks, and Vanderberg AFB, in addition to many smaller communities within the area code 820 service area.