Prefix (406) 290- is primarily in Columbus, Montana, and includes 63 phone numbers.

Area Code:

406

City/State:

Columbus, MT

ZIP (primary):

59019

County:

Stillwater

Type:

Landline

Company/Carrier:

360networks (usa) Inc. - Mt

Time Zone:

Mountain (11:00 am)

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Phone numbers in (406) 290-