Area Code 812-837 located in NORMAN, JACKSON, IN, more detail is as below. Place NPA (Numbering Plan Area) : 812 NXX (Local Number Prefix) : 837 City : NORMAN County : JACKSON State : IN (Indiana) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 18071 LATA (Local Access Transport Area) : 338 Rate Center : LAKEMONROE ZIP Code Count : 12 ZIP Code Frequency : 4 ZIP Code : 47264 Other Information NPANXX : 812837 Switch CLLI (Common Language Location Identifier) : LKMNINXARSA MSA CBSA (Core Based Statistical Area) : Seymour, IN MSA CBSA Code (Core Based Statistical Area) : 42980 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : SMITHVILLE COMM., INC DBA SMITHVILLE TELEPHONE CO. OCN (Operating Company Number) : 0818 Coverage Area Name : HELTONVILLE Latitude : 39.0416 Longitude : -86.4120 ‹ previous : 812-837 next › : 812-837 Telephone Number List 812-837-0000 ~ 812-837-9999