Area Code 831

Area Code 831 is in California

Other California Area Codes
209, 213, 279, 310, 323, 341, 350, 357, 369, 408, 415, 424, 442, 510, 530, 559, 562, 619, 626, 628, 650, 657, 661, 669, 707, 714, 738, 747, 760, 805, 818, 820, 831, 837, 840, 858, 909, 916, 925, 949, 951

California Area Code Overlays
(209 and 350) - (310 and 424)
(341 and 510) - (369 and 707)
(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 831 History:

07/11/1998
Area code 831 was officially put into service. Area code 831 was created from a split of area code 408.

Counties in California within area code 831 include:

Monterey County, San Benito County, and Santa Cruz County.

Major cities or places in California within area code 831 include:

Area code 831 serves an area on the west coast of northern California which covers portions of Monterey County, San Benito County, and Santa Cruz County including the larger cities and communities of Hollister, Marina, Monterey, Salinas, Santa Cruz, Seaside, and Watsonville in addition to many smaller communities within the area code 831 service area.

California Area Code Map