Area Code 217-476 located in ASHLAND, CASS, IL, more detail is as below. Place NPA (Numbering Plan Area) : 217 NXX (Local Number Prefix) : 476 City : ASHLAND County : CASS State : IL (Illinois) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 17017 LATA (Local Access Transport Area) : 374 Rate Center : ASHLAND ZIP Code Count : 597 ZIP Code Frequency : 87 ZIP Code : 62612 Other Information NPANXX : 217476 County Population : 0 Switch CLLI (Common Language Location Identifier) : ASLDILXCRS0 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : CASS TELEPHONE COMPANY OCN (Operating Company Number) : 0984 Coverage Area Name : ASHLAND Latitude : 39.8869 Longitude : -90.0111 ‹ previous : 217-476 next › : 217-477 Telephone Number List 217-476-0000 ~ 217-476-9999