Area Code 217-341 located in MATTOON, COLES, IL, more detail is as below. Place NPA (Numbering Plan Area) : 217 NXX (Local Number Prefix) : 341 City : MATTOON County : COLES State : IL (Illinois) NXX Use Type : Wireless NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 17029 LATA (Local Access Transport Area) : 374 Rate Center : SPRINGFLD ZIP Code Count : 1 ZIP Code Frequency : 20 ZIP Code : 61938 Other Information NPANXX : 217341 County Population : 0 Switch CLLI (Common Language Location Identifier) : SPFDILFACM1 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 : NEW CINGULAR WIRELESS PCS, LLC - IL OCN (Operating Company Number) : 6534 Coverage Area Name : SPRINGFIELD Latitude : 39.7984 Longitude : -89.6484 ‹ previous : 217-341 next › : 217-341 Telephone Number List 217-341-0000 ~ 217-341-9999