How do I dial area code 406 from abroad?

Dial +1 406 followed by the 7-digit local number. For example: +1-406-XXX-XXXX.

DialHard - Area Code 406: Montana

Q: What area does 406 cover?

Area code 406 covers Montana in Montana.

Q: What time zone is area code 406?

Area code 406 is in the Mountain Time time zone (MST).

What area does 406 cover?

Area code 406 covers Montana in Montana.

What time zone is area code 406?

Mountain Time (MST)

Current local time: --:--

Fair time to call this area

Early morning · OK for personal calls. Not ideal for business.

How do I dial area code 406?

From within the US

406-XXX-XXXX or 1-406-XXX-XXXX

Most areas require 10-digit dialing even for local calls.

From abroad

+1 406 XXX XXXX

Replace +1 with your country's international dialing prefix if your phone doesn't support +.

Storing in contacts

+1406XXXXXXX

Use E.164 format (+1 followed by all 10 digits) for maximum compatibility.

Is 406 a mobile or landline area code?

In the US, area codes don't distinguish between mobile and landline numbers. A 406 number could be either. Number portability allows people to keep their numbers when switching between mobile and landline service.

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