{"input":"4053384937","is_valid_nanp":true,"e164":"+14053384937","formatted":"(405) 338-4937","country_code":"+1","area_code":"405","region":"Oklahoma","principal_city":"Oklahoma City","timezone":"America/Chicago","current_local_time":"2026-09-18 18:13:59","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/405","source":"North American Numbering Plan Administrator via areacode.fyi","data_date":"2026-09-13"}