Area Code 989-278 located in ALPENA, ALPENA, MI, more detail is as below. Place NPA (Numbering Plan Area) : 989 NXX (Local Number Prefix) : 278 City : ALPENA County : ALPENA State : MI (Michigan) NXX Use Type : Landline NXX Intro Version : 2003-08-31 FIPS (Federal Information Processing Standards) : 26007 LATA (Local Access Transport Area) : 344 Rate Center : ALPENA ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 49707 Other Information NPANXX : 989278 Switch CLLI (Common Language Location Identifier) : SGNWMIFAZMD 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 : LOCAL EXCHANGE CARRIERS OF MICHIGAN, INC. - MI OCN (Operating Company Number) : 2550 Coverage Area Name : ALPENA Latitude : 45.0606 Longitude : -83.4451 ‹ previous : 989-277 next › : 989-280 Telephone Number List 989-278-0000 ~ 989-278-9999