Area Code 224-520 located in MEDINAH, DUPAGE, IL, more detail is as below. Place NPA (Numbering Plan Area) : 224 NXX (Local Number Prefix) : 520 City : MEDINAH County : DUPAGE State : IL (Illinois) NXX Use Type : Wireless NXX Intro Version : 2002-05-01 FIPS (Federal Information Processing Standards) : 17043 LATA (Local Access Transport Area) : 358 Rate Center : ROSELLE ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 60157 Other Information NPANXX : 224520 County Population : 0 Switch CLLI (Common Language Location Identifier) : SCBGILRRCM1 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 : ROSELLE Latitude : 41.9842 Longitude : -88.0878 ‹ previous : 224-520 next › : 224-521 Telephone Number List 224-520-0000 ~ 224-520-9999