Area Code 217-323 located in FREDERICK, SCHUYLER, IL, more detail is as below. Place NPA (Numbering Plan Area) : 217 NXX (Local Number Prefix) : 323 City : FREDERICK County : SCHUYLER State : IL (Illinois) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 17169 LATA (Local Access Transport Area) : 376 Rate Center : BEARDSTOWN ZIP Code Count : 43 ZIP Code Frequency : 2 ZIP Code : 62639 Other Information NPANXX : 217323 County Population : 0 Switch CLLI (Common Language Location Identifier) : BDTWILBDRS0 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : AMERITECH ILLINOIS OCN (Operating Company Number) : 9329 Coverage Area Name : BEARDSTOWN Latitude : 40.0172 Longitude : -90.4337 ‹ previous : 217-323 next › : 217-323 Telephone Number List 217-323-0000 ~ 217-323-9999