Area Code 406-707 located in LEWISTOWN, FERGUS, MT, more detail is as below. Place NPA (Numbering Plan Area) : 406 NXX (Local Number Prefix) : 707 City : LEWISTOWN County : FERGUS State : MT (Montana) NXX Use Type : Wireless NXX Intro Version : 2001-06-30 FIPS (Federal Information Processing Standards) : 30027 LATA (Local Access Transport Area) : 648 Rate Center : LEWISTOWN ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 59457 Other Information NPANXX : 406707 Switch CLLI (Common Language Location Identifier) : MSSLMTXCGT0 Time Zone : Mountain (GMT -07:00) Observes Daylight Saving Time : Yes Company : MTPCS, LLC OCN (Operating Company Number) : 6922 Coverage Area Name : LEWISTOWN Latitude : 47.0659 Longitude : -109.4243 ‹ previous : 406-702 next › : 406-708 Telephone Number List 406-707-0000 ~ 406-707-9999