{"area_code":"573","type":"geographic","status":"active","country":"US","region":"Missouri","region_code":"MO","principal_city":"Columbia","cities":["Columbia","Jefferson City","Cape Girardeau"],"timezone":"America/Chicago","timezone_label":"Central Time","current_local_time":"2026-08-04 15:01:00","ten_digit_dialing":true,"service_type":null,"overlay_codes":["235"],"nearby_codes":["235","636","314","557","618","730"],"summary":"Area code 573 covers Columbia and nearby cities including Jefferson City, Cape Girardeau in Missouri, in the Central Time.","carrier_summary":{"nxx_prefixes":786,"blocks":6380,"wireless_pct":34,"top_carriers":[{"name":"NEW CINGULAR WIRELESS PCS, LLC - IL","blocks":1159},{"name":"ONVOY, LLC - MO","blocks":916},{"name":"SOUTHWESTERN BELL","blocks":567},{"name":"T-MOBILE USA, INC.","blocks":361},{"name":"LEVEL 3 COMMUNICATIONS, LLC - MO","blocks":310},{"name":"BANDWIDTH.COM CLEC, LLC - MO","blocks":290}],"per_number":"https://areacode.fyi/api/v1/carrier/{number}"},"canonical_url":"https://areacode.fyi/573","source":"North American Numbering Plan Administrator via areacode.fyi","data_date":"2026-08-02"}