Area Code 219-307 located in VALPARAISO, PORTER, IN, more detail is as below. Place NPA (Numbering Plan Area) : 219 NXX (Local Number Prefix) : 307 City : VALPARAISO County : PORTER State : IN (Indiana) NXX Use Type : Wireless NXX Intro Version : 10/10/2012 FIPS (Federal Information Processing Standards) : 18127 LATA (Local Access Transport Area) : 332 Rate Center : VALPARAISO ZIP Code Count : 0 ZIP Code Frequency : 0 ZIP Code : 46385 Other Information NPANXX : 219307 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 Company : CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN OCN (Operating Company Number) : 6725 Coverage Area Name : VALPARAISO Latitude : 41.4736 Longitude : -87.0614 ‹ previous : 219-306 next › : 219-308 Telephone Number List 219-307-0000 ~ 219-307-9999