Area Code 219-364 located in VALPARAISO, PORTER, IN, more detail is as below. Place NPA (Numbering Plan Area) : 219 NXX (Local Number Prefix) : 364 City : VALPARAISO County : PORTER State : IN (Indiana) NXX Use Type : Landline NXX Intro Version : 1998-08-14 FIPS (Federal Information Processing Standards) : 18127 LATA (Local Access Transport Area) : 332 Rate Center : WHEELER ZIP Code Count : 449 ZIP Code Frequency : 69 ZIP Code : 46385 Other Information NPANXX : 219364 County Population : 0 Switch CLLI (Common Language Location Identifier) : WHLRINXADS0 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 : FRONTIER NORTH, INC. - IN OCN (Operating Company Number) : 0772 Coverage Area Name : VALPARAISO Latitude : 41.5135 Longitude : -87.1854 ‹ previous : 219-364 next › : 219-365 Telephone Number List 219-364-0000 ~ 219-364-9999