{"area_code":"339","is_legitimate_code":true,"explanation":"Area code 339 is a legitimate Massachusetts area code. The code itself is not a scam, but scammers can spoof any number — including 339 — so individual calls can still be fraudulent.","spoofing_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.","ftc_complaints":{"numbers_with_complaints":28,"total_complaints":113,"top_subjects":["Other","No Subject Provided","Reducing your debt (credit cards, mortgage, student loans)"],"most_complained":[{"number":"(339) 463-4193","complaints":9,"url":"https://areacode.fyi/number/3394634193"},{"number":"(339) 217-3646","complaints":8,"url":"https://areacode.fyi/number/3392173646"},{"number":"(339) 466-1351","complaints":6,"url":"https://areacode.fyi/number/3394661351"},{"number":"(339) 330-9036","complaints":5,"url":"https://areacode.fyi/number/3393309036"},{"number":"(339) 337-3152","complaints":5,"url":"https://areacode.fyi/number/3393373152"}],"note":"These are FTC Do Not Call complaints filed about specific numbers shown with this area code — frequently spoofed. The area code itself is not a scam.","source":"FTC Do Not Call Reported Calls"},"advice":"Judge the call by what it asks for (urgency, gift cards/crypto, confirming codes or SSN), not by the area code. When unsure, hang up and call back on an official number.","canonical_url":"https://areacode.fyi/339/scam","source":"North American Numbering Plan Administrator via areacode.fyi","data_date":"2026-09-13"}