Area Code 406-242 located in THOMPSON FALLS, SANDERS, MT, more detail is as below. Place NPA (Numbering Plan Area) : 406 NXX (Local Number Prefix) : 242 City : THOMPSON FALLS County : SANDERS State : MT (Montana) NXX Use Type : Wireless NXX Intro Version : 2003-08-31 FIPS (Federal Information Processing Standards) : 30089 LATA (Local Access Transport Area) : 648 Rate Center : THOMPSNFLS ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 59873 Other Information NPANXX : 406242 Switch CLLI (Common Language Location Identifier) : MSSLMT28CM1 Time Zone : Mountain (GMT -07:00) Observes Daylight Saving Time : Yes Company : NEW CINGULAR WIRELESS PCS, LLC OCN (Operating Company Number) : 6010 Coverage Area Name : THOMPSON FALLS Latitude : 47.5983 Longitude : -115.3386 ‹ previous : 406-241 next › : 406-243 Telephone Number List 406-242-0000 ~ 406-242-9999