Area Code 406-621 located in CARTER, CHOUTEAU, MT, more detail is as below. Place NPA (Numbering Plan Area) : 406 NXX (Local Number Prefix) : 621 City : CARTER County : CHOUTEAU State : MT (Montana) NXX Use Type : Wireless NXX Intro Version : 2003-08-31 FIPS (Federal Information Processing Standards) : 30015 LATA (Local Access Transport Area) : 648 Rate Center : FORTBENTON ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 59420 Other Information NPANXX : 406621 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 : LOMA Latitude : 47.8227 Longitude : -110.6632 ‹ previous : 406-621 next › : 406-622 Telephone Number List 406-621-0000 ~ 406-621-9999
