{"area_code":"671","type":"geographic","status":"active","country":"US","region":"Guam","region_code":"GU","principal_city":"Agana","cities":["Agana"],"timezone":"Pacific/Guam","timezone_label":"Chamorro Time","current_local_time":"2026-08-05 06:09:47","ten_digit_dialing":true,"service_type":null,"overlay_codes":[],"nearby_codes":[],"summary":"Area code 671 covers Agana in Guam, in the Chamorro Time.","carrier_summary":{"nxx_prefixes":95,"blocks":95,"wireless_pct":37,"top_carriers":[{"name":"TELEGUAM HOLDINGS, LLC","blocks":53},{"name":"PTI PACIFICA INC.","blocks":19},{"name":"GUAM WIRELESS TELEPHONE COMPANY, LLC","blocks":14},{"name":"PACIFIC DATA SYSTEMS - GU","blocks":2},{"name":"CHOICE PHONE, LLC DBA ICONN","blocks":2},{"name":"PTI PACIFICA INC. DBA IT&E - GU","blocks":2}],"per_number":"https://areacode.fyi/api/v1/carrier/{number}"},"canonical_url":"https://areacode.fyi/671","source":"North American Numbering Plan Administrator via areacode.fyi","data_date":"2026-08-02"}