{"input":"8437901578","is_valid_nanp":true,"e164":"+18437901578","formatted":"(843) 790-1578","country_code":"+1","area_code":"843","region":"South Carolina","principal_city":"Charleston","timezone":"America/New_York","current_local_time":"2026-08-14 19:27:19","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/843","source":"North American Numbering Plan Administrator via areacode.fyi","data_date":"2026-08-02"}