Area Code 517-543 located in CHARLOTTE, EATON, MI, more detail is as below. Place NPA (Numbering Plan Area) : 517 NXX (Local Number Prefix) : 543 City : CHARLOTTE County : EATON State : MI (Michigan) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 26045 LATA (Local Access Transport Area) : 346 Rate Center : CHARLOTTE ZIP Code Count : 5323 ZIP Code Frequency : 96 ZIP Code : 48813 Other Information NPANXX : 517543 County Population : 0 Switch CLLI (Common Language Location Identifier) : CHRLMIMNDS0 MSA CBSA (Core Based Statistical Area) : Lansing-East Lansing, MI MSA CBSA Code (Core Based Statistical Area) : 29620 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : AMERITECH MICHIGAN OCN (Operating Company Number) : 9323 Coverage Area Name : CHARLOTTE Latitude : 42.5619 Longitude : -84.8403 ‹ previous : 517-542 next › : 517-544 Telephone Number List 517-543-0000 ~ 517-543-9999