{"area_code":"408","is_legitimate_code":true,"explanation":"Area code 408 is a legitimate California area code. The code itself is not a scam, but scammers can spoof any number — including 408 — 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":58,"total_complaints":235,"top_subjects":["Other","No Subject Provided","Calls pretending to be government, businesses, or family and friends"],"most_complained":[{"number":"(408) 772-9722","complaints":13,"url":"https://areacode.fyi/number/4087729722"},{"number":"(408) 252-1134","complaints":10,"url":"https://areacode.fyi/number/4082521134"},{"number":"(408) 709-1622","complaints":9,"url":"https://areacode.fyi/number/4087091622"},{"number":"(408) 762-6935","complaints":9,"url":"https://areacode.fyi/number/4087626935"},{"number":"(408) 772-9711","complaints":8,"url":"https://areacode.fyi/number/4087729711"}],"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/408/scam","source":"North American Numbering Plan Administrator via areacode.fyi","data_date":"2026-09-13"}