Area Code 219-641 located in PORTAGE, PORTER, IN, more detail is as below. Place NPA (Numbering Plan Area) : 219 NXX (Local Number Prefix) : 641 City : PORTAGE County : PORTER State : IN (Indiana) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 18127 LATA (Local Access Transport Area) : 358 Rate Center : MERRILLVL ZIP Code Count : 7 ZIP Code Frequency : 29 ZIP Code : 46368 Other Information NPANXX : 219641 County Population : 0 Switch CLLI (Common Language Location Identifier) : MEVLINMXDS0 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 : AMERITECH INDIANA OCN (Operating Company Number) : 9325 Coverage Area Name : MERRILLVILLE Latitude : 41.4823 Longitude : -87.3673 ‹ previous : 219-640 next › : 219-641 Telephone Number List 219-641-0000 ~ 219-641-9999