Area Code 630-470 located in NAPERVILLE, DUPAGE, IL, more detail is as below. Place NPA (Numbering Plan Area) : 630 NXX (Local Number Prefix) : 470 City : NAPERVILLE County : DUPAGE State : IL (Illinois) NXX Use Type : Landline NXX Intro Version : 4/27/2006 FIPS (Federal Information Processing Standards) : 17043 LATA (Local Access Transport Area) : 358 Rate Center : NAPERVILLE ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 60540 Other Information NPANXX : 630470 Switch CLLI (Common Language Location Identifier) : CHCGILNEDSZ 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 : CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL OCN (Operating Company Number) : 6333 Coverage Area Name : NAPERVILLE Latitude : 41.7746 Longitude : -88.1517 ‹ previous : 630-469 next › : 630-471 Telephone Number List 630-470-0000 ~ 630-470-9999