Area Code 217-258 located in MATTOON, COLES, IL, more detail is as below. Place NPA (Numbering Plan Area) : 217 NXX (Local Number Prefix) : 258 City : MATTOON County : COLES State : IL (Illinois) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 17029 LATA (Local Access Transport Area) : 976 Rate Center : MATTOON ZIP Code Count : 1116 ZIP Code Frequency : 94 ZIP Code : 61938 Other Information NPANXX : 217258 County Population : 0 Switch CLLI (Common Language Location Identifier) : MTONILXCDS0 MSA CBSA (Core Based Statistical Area) : Charleston-Mattoon, IL MSA CBSA Code (Core Based Statistical Area) : 16660 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : ILLINOIS CONSOLIDATED TELEPHONE CO. OCN (Operating Company Number) : 1037 Coverage Area Name : MATTOON Latitude : 39.4812 Longitude : -88.3755 ‹ previous : 217-258 next › : 217-259 Telephone Number List 217-258-0000 ~ 217-258-9999