{"area_code":"464","type":"geographic","status":"active","country":"US","region":"Illinois","region_code":"IL","principal_city":"Tinley Park","cities":["Tinley Park","Cicero","Orland Park","Oak Lawn","Berwyn","Oak Park","Calumet City","Bellwood","Blue Island","Burbank","Chicago Heights","Dolton","Elmwood Park","Evergreen Park","Harvey","Lansing","Maywood","Melrose Park","Oak Forest","Park Forest","South Holland"],"timezone":"America/Chicago","timezone_label":"Central Time","current_local_time":"2026-11-04 05:01:08","ten_digit_dialing":true,"service_type":null,"overlay_codes":["708"],"nearby_codes":["708","331","630","219","312","773"],"summary":"Area code 464 covers Tinley Park, Illinois (Central Time) and nearby Cicero, Orland Park and Oak Lawn; overlay 708 shares the same area.","carrier_summary":{"nxx_prefixes":105,"blocks":1089,"wireless_pct":70,"top_carriers":[{"name":"NEW CINGULAR WIRELESS PCS, LLC - IL","blocks":608},{"name":"ONVOY, LLC","blocks":189},{"name":"T-MOBILE USA, INC.","blocks":58},{"name":"CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL","blocks":57},{"name":"FRACTEL, LLC","blocks":40},{"name":"ONVOY SPECTRUM, LLC","blocks":22}],"per_number":"https://areacode.fyi/api/v1/carrier/{number}"},"canonical_url":"https://areacode.fyi/464","source":"North American Numbering Plan Administrator via areacode.fyi","data_date":"2026-11-02"}