{"input":"4066468868","is_valid_nanp":true,"e164":"+14066468868","formatted":"(406) 646-8868","country_code":"+1","area_code":"406","region":"Montana","principal_city":"Billings","timezone":"America/Denver","current_local_time":"2026-08-14 12:44:28","note":"An area code only shows where a number is registered, not who is calling. Caller ID can be spoofed, so the code alone is not proof a call is local, safe, or fraudulent.","area_code_url":"https://areacode.fyi/406","source":"North American Numbering Plan Administrator via areacode.fyi","data_date":"2026-08-02"}