Area Code 217-305 located in QUINCY, ADAMS, IL, more detail is as below. Place NPA (Numbering Plan Area) : 217 NXX (Local Number Prefix) : 305 City : QUINCY County : ADAMS State : IL (Illinois) NXX Use Type : Landline NXX Intro Version : 2000-10-31 FIPS (Federal Information Processing Standards) : 17001 LATA (Local Access Transport Area) : 370 ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 62301 Other Information NPANXX : 217305 County Population : 0 MSA CBSA (Core Based Statistical Area) : Quincy, IL-MO MSA CBSA Code (Core Based Statistical Area) : 39500 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IL OCN (Operating Company Number) : 7393 Coverage Area Name : CHAMPAIGN Latitude : 40.1035 Longitude : -88.2383 ‹ previous : 217-304 next › : 217-306 Telephone Number List 217-305-0000 ~ 217-305-9999