Area Code 231-924 located in FREMONT, NEWAYGO, MI, more detail is as below. Place NPA (Numbering Plan Area) : 231 NXX (Local Number Prefix) : 924 City : FREMONT County : NEWAYGO State : MI (Michigan) NXX Use Type : Landline NXX Intro Version : 1999-07-22 FIPS (Federal Information Processing Standards) : 26123 LATA (Local Access Transport Area) : 348 Rate Center : FREMONT ZIP Code Count : 4607 ZIP Code Frequency : 88 ZIP Code : 49412 Other Information NPANXX : 231924 County Population : 0 Switch CLLI (Common Language Location Identifier) : FRMTMIMNRSA 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 : AMERITECH MICHIGAN OCN (Operating Company Number) : 9323 Coverage Area Name : FREMONT Latitude : 43.4678 Longitude : -85.9426 ‹ previous : 231-924 next › : 231-925 Telephone Number List 231-924-0000 ~ 231-924-9999