Where is area code 406?
Area code 406 serves Montana. It was established in 1947.
Major Cities in Area Code 406
The 406 area code covers Montana. Major cities and communities include:
- Billings, Missoula, Bozeman, Great Falls, Helena
History of Area Code 406
Area code 406 was established in 1947 and serves Montana.
Nearby Area Codes
Related area codes near 406:
Common 406 Scam Patterns
Government Impersonation
Scammers pretending to be from IRS, Social Security, or local authorities
Common prefixes: 800, 888, 877
- Threatening immediate arrest
- Demanding immediate payment
- Requesting gift cards or wire transfers
Auto Warranty Scams
Automated calls about extended car warranties
Common prefixes: 833, 844, 855
- Pre-recorded messages
- Urgent warranty expiration claims
- Pressure to provide vehicle information
Tech Support Fraud
Fake technical support calls claiming computer problems
Common prefixes: 866, 877, 888
- Claims of detected viruses
- Requests for remote computer access
- Microsoft/Apple impersonation
Legitimate Callers From 406
Government
Utilities
- — Service and billing notifications
Healthcare
- — Appointment reminders and follow-ups
Montana Authorities & Reporting
- Police: Montana Highway Patrol: (406) 444-1000
- Consumer protection: Montana Department of Justice, Consumer Protection Division: (406) 444-4302
- Fraud unit: Montana Division of Criminal Investigation: (406) 444-3525
- Emergency: 911 (Dial for emergencies)
Immediate steps if you suspect a scam:
- Document the call details
- Report to FTC at ftc.gov/complaint
- Contact local authorities
- Alert your bank if needed
Frequently Asked Questions
Where is the 406 area code?
The 406 area code serves Montana. Major cities include Billings, Missoula, Bozeman, Great Falls, Helena. It was established in 1947.
Is the 406 area code a scam?
The 406 area code itself is legitimate — it covers Montana. But scammers spoof local numbers: 3,832 scams were reported in 2023, with common types including utility 23%, government 26%, banking 37%, other 25%. Always verify unknown callers.
What time zone is area code 406?
Area code 406 is in the Mountain Time (GMT-7).
How do I report a scam call from 406?
Report scam calls to the FTC at reportfraud.ftc.gov, the FCC, and Montana Department of Justice, Consumer Protection Division: (406) 444-4302. For Montana, contact Montana Division of Criminal Investigation: (406) 444-3525 to file a complaint.
How can I protect myself from 406 area code spam calls?
Block unknown numbers, use caller ID / spam-blocking apps, never share personal info with unsolicited callers, and verify callers through official channels. CyberForget's phone tools help check whether a number is linked to known scams.
Worried about a call from 406?
Check whether a phone number is linked to known scams and data breaches with CyberForget's free tools.
Check a Phone Number →