Area Code 224-229 located in DES PLAINES, COOK, IL, more detail is as below. Place NPA (Numbering Plan Area) : 224 NXX (Local Number Prefix) : 229 City : DES PLAINES County : COOK State : IL (Illinois) NXX Use Type : Wireless NXX Intro Version : 9/21/2011 FIPS (Federal Information Processing Standards) : 17031 LATA (Local Access Transport Area) : 358 Rate Center : DESPLAINES ZIP Code Count : 0 ZIP Code Frequency : 0 ZIP Code : 60018 Other Information NPANXX : 224229 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 : CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL OCN (Operating Company Number) : 6333 Coverage Area Name : DES PLAINES Latitude : 42.0388 Longitude : -87.8948 ‹ previous : 224-228 next › : 224-230 Telephone Number List 224-229-0000 ~ 224-229-9999