Area Code 406-541 located in MISSOULA, MISSOULA, MT, more detail is as below. Place NPA (Numbering Plan Area) : 406 NXX (Local Number Prefix) : 541 City : MISSOULA County : MISSOULA State : MT (Montana) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 30063 LATA (Local Access Transport Area) : 648 Rate Center : MISSOULA ZIP Code Count : 44 ZIP Code Frequency : 40 ZIP Code : 59801 Other Information NPANXX : 406541 Switch CLLI (Common Language Location Identifier) : MSSLMTXCDS1 MSA CBSA (Core Based Statistical Area) : Missoula, MT MSA CBSA Code (Core Based Statistical Area) : 33540 Time Zone : Mountain (GMT -07:00) Observes Daylight Saving Time : Yes Company : BLACKFOOT COMMUNICATIONS, INC. - MT OCN (Operating Company Number) : 7870 Coverage Area Name : MISSOULA Latitude : 46.8841 Longitude : -114.0171 ‹ previous : 406-540 next › : 406-541 Telephone Number List 406-541-0000 ~ 406-541-9999