Where is the 406 area code?

The 406 area code covers Billings, Montana (Mountain Time).

Are calls from 406 spam?

Not all 406 calls are spam, but scammers often spoof local 406 numbers ("neighbor spoofing") so a call looks familiar. Look up the specific number to check.

406 area code

Billings, Montana · Mountain Time

The 406 area code serves Billings, Montana. Getting a call from 406? It may be a real local caller — but scammers frequently spoof local 406 numbers so the call looks familiar (“neighbor spoofing”), even when they’re nowhere near Billings.

Recently reported 406 numbers

No 406 numbers have been reported here yet. If a 406 number called you, look it up above and add a report to warn others.

Common scams using 406 calls

🏛️ IRS / Tax Scam

"You owe back taxes — pay now or be arrested."

🪪 Social Security Scam

"Your Social Security number has been suspended."

🚗 Auto Warranty Robocall

"Your car's extended warranty is about to expire."

📦 Package / Amazon Scam

"There's a problem with your delivery / Amazon order."

Area-code information reflects where numbers in 406 are normally assigned. Caller ID can be spoofed, so a 406call may not actually originate from Billings, Montana.