Area Code 989-379 located in ALPENA, ALPENA, MI, more detail is as below. Place NPA (Numbering Plan Area) : 989 NXX (Local Number Prefix) : 379 City : ALPENA County : ALPENA State : MI (Michigan) NXX Use Type : Landline NXX Intro Version : 2001-06-30 FIPS (Federal Information Processing Standards) : 26007 LATA (Local Access Transport Area) : 344 Rate Center : LACHINE ZIP Code Count : 210 ZIP Code Frequency : 15 ZIP Code : 49707 Other Information NPANXX : 989379 Switch CLLI (Common Language Location Identifier) : LCHNMIXGRS0 MSA CBSA (Core Based Statistical Area) : Alpena, MI MSA CBSA Code (Core Based Statistical Area) : 10980 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : FRONTIER NORTH, INC. - MI OCN (Operating Company Number) : 0695 Coverage Area Name : LACHINE Latitude : 45.0688 Longitude : -83.7172 ‹ previous : 989-378 next › : 989-379 Telephone Number List 989-379-0000 ~ 989-379-9999