Area Code 224-307 located in EVANSTON, COOK, IL, more detail is as below. Place NPA (Numbering Plan Area) : 224 NXX (Local Number Prefix) : 307 City : EVANSTON County : COOK State : IL (Illinois) NXX Use Type : Wireless NXX Intro Version : 9/27/2012 FIPS (Federal Information Processing Standards) : 17031 LATA (Local Access Transport Area) : 358 Rate Center : EVANSTON ZIP Code Count : 0 ZIP Code Frequency : 0 ZIP Code : 60202 Other Information NPANXX : 224307 County Population : 0 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 Overlay : L Company : NEW CINGULAR WIRELESS PCS, LLC - IL OCN (Operating Company Number) : 6534 Coverage Area Name : EVANSTON Latitude : 42.0456 Longitude : -87.6877 ‹ previous : 224-306 next › : 224-308 Telephone Number List 224-307-0000 ~ 224-307-9999