831 Area Code Information

Area code 831 covers 49 cities inside the state of California. There are currently 28 area codes dividing up California. California area codes are used by over 36756666 residents across 58 different counties. California became a state on September 9 1850.

The 831 is located in the Pacific Time Zone. There are 30 different phone service providers which use 323 different telephone exchange combinations

Counties using 831
Alameda, Contra Costa, Leon, Los Angeles, Monterey, Sacramento, San Benito, San Francisco, San Mateo, Santa Clara, Santa Cruz,

Cities using 831
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Other California Area Codes
209 213 310 323 408 415 424 510 530 559 562 619 626 650 661 707 714 730 760 805 818 831 858 909 916 925 949 951

Top 10 Providers in 831
Pacific Bell, Unknown , Pac -, Blue Licenses, Cellco Partnership, 01 Communications., Nextel Communications., Sprint Spectrum, Xo California., T-mobile Usa.,

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