Area Code 563-495 located in DUBUQUE, DUBUQUE, IA, more detail is as below. Place NPA (Numbering Plan Area) : 563 NXX (Local Number Prefix) : 495 City : DUBUQUE County : DUBUQUE State : IA (Iowa) NXX Use Type : Wireless NXX Intro Version : 2001-06-30 FIPS (Federal Information Processing Standards) : 19061 LATA (Local Access Transport Area) : 634 Rate Center : DUBUQUE ZIP Code Count : 0 ZIP Code Frequency : Second most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 52002 Other Information NPANXX : 563495 County Population : 0 Switch CLLI (Common Language Location Identifier) : CDRRIAAXCM0 MSA CBSA (Core Based Statistical Area) : Dubuque, IA MSA CBSA Code (Core Based Statistical Area) : 20220 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : IOWA WIRELESS SERVICES, LP OCN (Operating Company Number) : 8577 Coverage Area Name : DUBUQUE Latitude : 42.5101 Longitude : -90.6684 ‹ previous : 563-492 next › : 563-495 Telephone Number List 563-495-0000 ~ 563-495-9999