{"area_code":"803","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 16:01:54","ten_digit_dialing":true,"service_type":null,"overlay_codes":["839"],"nearby_codes":["839","821","864","704","980","843"],"summary":"Area code 803 covers Columbia and nearby cities including Rock Hill, Sumter, Aiken in South Carolina, in the Eastern Time.","carrier_summary":{"nxx_prefixes":785,"blocks":5921,"wireless_pct":41,"top_carriers":[{"name":"CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC","blocks":896},{"name":"BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL","blocks":751},{"name":"NEW CINGULAR WIRELESS PCS, LLC - GA","blocks":703},{"name":"ONVOY, LLC - SC","blocks":527},{"name":"SUNCOM DBA T-MOBILE USA","blocks":470},{"name":"BANDWIDTH.COM CLEC, LLC - SC","blocks":367}],"per_number":"https://areacode.fyi/api/v1/carrier/{number}"},"canonical_url":"https://areacode.fyi/803","source":"North American Numbering Plan Administrator via areacode.fyi","data_date":"2026-08-02"}