Area Code 219-979 located in HIGHLAND, LAKE, IN, more detail is as below. Place NPA (Numbering Plan Area) : 219 NXX (Local Number Prefix) : 979 City : HIGHLAND County : LAKE State : IN (Indiana) NXX Use Type : Landline NXX Intro Version : 1998-08-14 FIPS (Federal Information Processing Standards) : 18089 LATA (Local Access Transport Area) : 358 Rate Center : GARY ZIP Code Count : 1 ZIP Code Frequency : 100 ZIP Code : 46322 Other Information NPANXX : 219979 County Population : 0 Switch CLLI (Common Language Location Identifier) : CHCGILABDS0 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 : BROADWING COMMUNICATIONS, LLC - IN OCN (Operating Company Number) : 8654 Coverage Area Name : GARY Latitude : 41.5933 Longitude : -87.3436 ‹ previous : 219-977 next › : 219-980 Telephone Number List 219-979-0000 ~ 219-979-9999