Area Code 279
Area Code 279 is in California
(310 and 424) - (341 and 510)
(415 and 628) - (408 and 669
(714 and 657) - (760 and 442)
(818 and 747) - (820 and 805)
(840 and 909) - (916 and 279)
Area Code 279 History:
Area code 279 was officially put into service as an all services overlay of area code 916. Effective 02/10/2018 ten digit dialing (area code + seven digit number) became necessary in the 916/279 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 279 include:
El Dorado County, Placer County, Sacramento County, and Yolo County.
Major cities or places in California within area code 279 include:
Area code 279 serves the Sacramento metropolitan area including the larger cities and communities of Arden-Arcade, Carmichael, Citrus Heights, Elk Grove, Fair Oaks, Folsom, La Riviera, Orangevale, Rancho Cordova, Rocklin, Rosemont, Roseville, Sacramento, and West Sacramento in addition to many smaller communities within the area code 279 service area.