Area Code 406-722 located in ALBERTON, MINERAL, MT, more detail is as below. Place NPA (Numbering Plan Area) : 406 NXX (Local Number Prefix) : 722 City : ALBERTON County : MINERAL State : MT (Montana) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 30061 LATA (Local Access Transport Area) : 648 Rate Center : ALBERTON ZIP Code Count : 406 ZIP Code Frequency : 99 ZIP Code : 59820 Other Information NPANXX : 406722 Switch CLLI (Common Language Location Identifier) : ALTNMTXBRS1 Time Zone : Mountain (GMT -07:00) Observes Daylight Saving Time : Yes Company : BLACKFOOT TELEPHONE COOPERATIVE, INC. OCN (Operating Company Number) : 2235 Coverage Area Name : ALBERTON Latitude : 47.0013 Longitude : -114.4770 ‹ previous : 406-721 next › : 406-723 Telephone Number List 406-722-0000 ~ 406-722-9999