WhereCall is here to provide you with the most information on the area code 406, located in MONTANA.


NPA Information
Area Code (NPA) 406
Location MONTANA, UNITED STATES
In Jeopardy? No
Is Assigned? Yes
Assignment Date 01 Jan 1947
In Service? Yes
In Service Date 01 Jan 1947
Overlay No
Predominant Timezone(s) UTC-07:00

Want to report a phone call in 406?

If you’ve received a phone call from a number you didn’t recognize, leave a note about your experience. This will help others to know if they should or should not answer their phone.

Report a Caller