Area Code 231-245 located in NEWAYGO, NEWAYGO, MI, more detail is as below. Place NPA (Numbering Plan Area) : 231 NXX (Local Number Prefix) : 245 City : NEWAYGO County : NEWAYGO State : MI (Michigan) NXX Use Type : Wireless NXX Intro Version : 7/17/2009 FIPS (Federal Information Processing Standards) : 26123 LATA (Local Access Transport Area) : 348 Rate Center : NEWAYGO ZIP Code Count : 0 ZIP Code Frequency : 0 ZIP Code : 49337 Other Information NPANXX : 231245 County Population : 0 MSA CBSA (Core Based Statistical Area) : Grand Rapids-Wyoming, MI MSA CBSA Code (Core Based Statistical Area) : 24340 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 : NEWAYGO Latitude : 43.4157 Longitude : -85.8024 ‹ previous : 231-243 next › : 231-249 Telephone Number List 231-245-0000 ~ 231-245-9999