820 Area Code - Location map, time zone, and phone lookup Where is area code 820? Area code 820 is located in California and covers Oxnard, Simi Valley, Thousand Oaks, San Buenaventura (Ventura), and Santa Maria It is an overlay for area code 805 and serves the same area
Area codes 805 and 820 - Wikipedia The numbering plan area (NPA) includes most or all of the counties of San Luis Obispo, Santa Barbara, Ventura, and the southernmost portions of Monterey County 805 was split from area code 213 in 1957, and area code 820 was added to the NPA in 2018, creating an area code overlay
820 area code — information, time zone, map Find out where 820 area code zone from, which states, counties and cities it covers Get the most exact information on time zones here
Area Code 820 Lookup information on Area Code 820 - get demographic, NPA NXX, and other data by area code