Area Code 812-348 located in COLUMBUS, BARTHOLOMEW, IN, more detail is as below. Place NPA (Numbering Plan Area) : 812 NXX (Local Number Prefix) : 348 City : COLUMBUS County : BARTHOLOMEW State : IN (Indiana) NXX Use Type : Landline NXX Intro Version : 1995-02-11 FIPS (Federal Information Processing Standards) : 18005 LATA (Local Access Transport Area) : 338 Rate Center : COLUMBUS ZIP Code Count : 10 ZIP Code Frequency : 42 ZIP Code : 47201 Other Information NPANXX : 812348 Switch CLLI (Common Language Location Identifier) : CLMBIN01DS0 MSA CBSA (Core Based Statistical Area) : Columbus, IN MSA CBSA Code (Core Based Statistical Area) : 18020 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : AMERITECH INDIANA OCN (Operating Company Number) : 9325 Coverage Area Name : COLUMBUS Latitude : 39.2068 Longitude : -85.9241 ‹ previous : 812-347 next › : 812-348 Telephone Number List 812-348-0000 ~ 812-348-9999