Area Code 219-509 located in CHESTERTON, PORTER, IN, more detail is as below. Place NPA (Numbering Plan Area) : 219 NXX (Local Number Prefix) : 509 City : CHESTERTON County : PORTER State : IN (Indiana) NXX Use Type : Landline NXX Intro Version : 2002-02-13 FIPS (Federal Information Processing Standards) : 18127 LATA (Local Access Transport Area) : 358 Rate Center : HEBRON ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 46304 Other Information NPANXX : 219509 County Population : 0 Switch CLLI (Common Language Location Identifier) : HBRNIN04DS0 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 : FBN INDIANA, INC.-IN OCN (Operating Company Number) : 4117 Coverage Area Name : CHESTERTON Latitude : 41.6076 Longitude : -87.0553 ‹ previous : 219-508 next › : 219-510 Telephone Number List 219-509-0000 ~ 219-509-9999