Area Code 219-977 located in GARY, LAKE, IN, more detail is as below. Place NPA (Numbering Plan Area) : 219 NXX (Local Number Prefix) : 977 City : GARY County : LAKE State : IN (Indiana) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 18089 LATA (Local Access Transport Area) : 358 Rate Center : GARY ZIP Code Count : 483 ZIP Code Frequency : 33 ZIP Code : 46406 Other Information NPANXX : 219977 County Population : 0 Switch CLLI (Common Language Location Identifier) : GARYINGWDS0 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 : GARY Latitude : 41.5882 Longitude : -87.3958 ‹ previous : 219-973 next › : 219-977 Telephone Number List 219-977-0000 ~ 219-977-9999