{"area_code":"437","is_legitimate_code":true,"explanation":"Area code 437 is a legitimate Ontario area code. The code itself is not a scam, but scammers can spoof any number — including 437 — 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":5,"total_complaints":48,"top_subjects":["Other","Calls pretending to be government, businesses, or family and friends","Reducing your debt (credit cards, mortgage, student loans)"],"most_complained":[{"number":"(437) 837-3704","complaints":27,"url":"https://areacode.fyi/number/4378373704"},{"number":"(437) 359-9787","complaints":9,"url":"https://areacode.fyi/number/4373599787"},{"number":"(437) 837-3667","complaints":5,"url":"https://areacode.fyi/number/4378373667"},{"number":"(437) 837-3683","complaints":4,"url":"https://areacode.fyi/number/4378373683"},{"number":"(437) 779-8401","complaints":3,"url":"https://areacode.fyi/number/4377798401"}],"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/437/scam","source":"North American Numbering Plan Administrator via areacode.fyi","data_date":"2026-09-13"}