Area Code 231-222 located in EAST JORDAN, CHARLEVOIX, MI, more detail is as below. Place NPA (Numbering Plan Area) : 231 NXX (Local Number Prefix) : 222 City : EAST JORDAN County : CHARLEVOIX State : MI (Michigan) NXX Use Type : Landline NXX Intro Version : 2002-08-04 FIPS (Federal Information Processing Standards) : 26029 LATA (Local Access Transport Area) : 348 Rate Center : EASTJORDAN ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 49727 Other Information NPANXX : 231222 County Population : 0 Switch CLLI (Common Language Location Identifier) : GDRPMIQLX1Y Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : LEVEL 3 COMMUNICATIONS, LLC - MI OCN (Operating Company Number) : 6120 Coverage Area Name : EAST JORDAN Latitude : 45.1502 Longitude : -85.1352 ‹ previous : 231-220 next › : 231-223 Telephone Number List 231-222-0000 ~ 231-222-9999