{"area_code":"831","type":"geographic","status":"active","country":"US","region":"California","region_code":"CA","principal_city":"Salinas","cities":["Salinas","Santa Cruz","Watsonville","Hollister","Marina","Monterey","Seaside"],"timezone":"America/Los_Angeles","timezone_label":"Pacific Time","current_local_time":"2026-08-04 13:53:46","ten_digit_dialing":false,"service_type":null,"overlay_codes":[],"nearby_codes":["408","669","341","510","650","209"],"summary":"Area code 831 covers Salinas and nearby cities including Santa Cruz, Watsonville, Hollister in California, in the Pacific Time.","carrier_summary":{"nxx_prefixes":406,"blocks":3232,"wireless_pct":34,"top_carriers":[{"name":"PACIFIC BELL","blocks":549},{"name":"ONVOY, LLC - CA","blocks":494},{"name":"NEW CINGULAR WIRELESS PCS, LLC","blocks":314},{"name":"CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA","blocks":263},{"name":"METROPCS, INC.","blocks":230},{"name":"T-MOBILE USA, INC.","blocks":210}],"per_number":"https://areacode.fyi/api/v1/carrier/{number}"},"canonical_url":"https://areacode.fyi/831","source":"North American Numbering Plan Administrator via areacode.fyi","data_date":"2026-08-02"}