Area Code 406-281 located in BILLINGS, YELLOWSTONE, MT, more detail is as below. Place NPA (Numbering Plan Area) : 406 NXX (Local Number Prefix) : 281 City : BILLINGS County : YELLOWSTONE State : MT (Montana) NXX Use Type : Landline NXX Intro Version : 1999-07-22 FIPS (Federal Information Processing Standards) : 30111 LATA (Local Access Transport Area) : 650 Rate Center : BILLINGS ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 59102 Other Information NPANXX : 406281 Switch CLLI (Common Language Location Identifier) : BLNGMTMAFMD MSA CBSA (Core Based Statistical Area) : Billings, MT MSA CBSA Code (Core Based Statistical Area) : 13740 Time Zone : Mountain (GMT -07:00) Observes Daylight Saving Time : Yes Company : AT&T LOCAL OCN (Operating Company Number) : 7421 Coverage Area Name : BILLINGS Latitude : 45.7819 Longitude : -108.5058 ‹ previous : 406-281 next › : 406-282 Telephone Number List 406-281-0000 ~ 406-281-9999