Area Code 231-970 located in BEAR LAKE, MANISTEE, MI, more detail is as below. Place NPA (Numbering Plan Area) : 231 NXX (Local Number Prefix) : 970 City : BEAR LAKE County : MANISTEE State : MI (Michigan) NXX Use Type : Wireless NXX Intro Version : 2003-02-09 FIPS (Federal Information Processing Standards) : 26101 LATA (Local Access Transport Area) : 348 Rate Center : BEAR LAKE ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 49614 Other Information NPANXX : 231970 County Population : 0 Switch CLLI (Common Language Location Identifier) : TRCYMICICM2 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : NEW CINGULAR WIRELESS PCS, LLC - IL OCN (Operating Company Number) : 6534 Coverage Area Name : BEAR LAKE Latitude : 44.4151 Longitude : -86.1522 ‹ previous : 231-962 next › : 231-972 Telephone Number List 231-970-0000 ~ 231-970-9999