{"area_code":"839","type":"geographic","status":"active","country":"US","region":"South Carolina","region_code":"SC","principal_city":"Columbia","cities":["Columbia","Rock Hill","Sumter","Aiken","Saint Andrews","West Columbia"],"timezone":"America/New_York","timezone_label":"Eastern Time","current_local_time":"2026-08-04 16:53:47","ten_digit_dialing":true,"service_type":null,"overlay_codes":["803"],"nearby_codes":["803","821","864","704","980","843"],"summary":"Area code 839 covers Columbia and nearby cities including Rock Hill, Sumter, Aiken in South Carolina, in the Eastern Time.","carrier_summary":{"nxx_prefixes":184,"blocks":1755,"wireless_pct":61,"top_carriers":[{"name":"NEW CINGULAR WIRELESS PCS, LLC - GA","blocks":767},{"name":"ONVOY, LLC - SC","blocks":353},{"name":"CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC","blocks":97},{"name":"SUNCOM DBA T-MOBILE USA","blocks":78},{"name":"POWERTEL ATLANTA LICENSES, INC.","blocks":61},{"name":"ONVOY SPECTRUM, LLC","blocks":49}],"per_number":"https://areacode.fyi/api/v1/carrier/{number}"},"canonical_url":"https://areacode.fyi/839","source":"North American Numbering Plan Administrator via areacode.fyi","data_date":"2026-08-02"}