Area Code 312-301 located in CLARENDON HILLS, DUPAGE, IL, more detail is as below. Place NPA (Numbering Plan Area) : 312 NXX (Local Number Prefix) : 301 City : CLARENDON HILLS County : DUPAGE State : IL (Illinois) NXX Use Type : Wireless NXX Intro Version : 1995-02-11 FIPS (Federal Information Processing Standards) : 17043 LATA (Local Access Transport Area) : 358 Rate Center : HINSDALE ZIP Code Count : 0 ZIP Code Frequency : Second most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 60514 Other Information NPANXX : 312301 County Population : 0 Switch CLLI (Common Language Location Identifier) : BURGILAHCM3 MSA CBSA (Core Based Statistical Area) : Chicago-Naperville-Joliet, IL-IN-WI MSA CBSA Code (Core Based Statistical Area) : 16980 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 : HINSDALE Latitude : 41.8085 Longitude : -87.9337 ‹ previous : 312-300 next › : 312-301 Telephone Number List 312-301-0000 ~ 312-301-9999
