{"area_code":"903","type":"geographic","status":"active","country":"US","region":"Texas","region_code":"TX","principal_city":"Tyler","cities":["Tyler","Longview","Sherman","Texarkana","Corsicana","Denison","Greenville","Marshall","Paris"],"timezone":"America/Chicago","timezone_label":"Central Time","current_local_time":"2026-08-04 15:53:46","ten_digit_dialing":true,"service_type":null,"overlay_codes":["430"],"nearby_codes":["430","469","972","214","945","682"],"summary":"Area code 903 covers Tyler and nearby cities including Longview, Sherman, Texarkana in Texas, in the Central Time.","carrier_summary":{"nxx_prefixes":769,"blocks":5561,"wireless_pct":38,"top_carriers":[{"name":"NEW CINGULAR WIRELESS PCS, LLC - IL","blocks":742},{"name":"CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX","blocks":695},{"name":"ONVOY, LLC - TX","blocks":645},{"name":"SOUTHWESTERN BELL","blocks":500},{"name":"T-MOBILE USA, INC.","blocks":400},{"name":"FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS","blocks":365}],"per_number":"https://areacode.fyi/api/v1/carrier/{number}"},"canonical_url":"https://areacode.fyi/903","source":"North American Numbering Plan Administrator via areacode.fyi","data_date":"2026-08-02"}