Area Code 812-923 located in BORDEN, CLARK, IN, more detail is as below. Place NPA (Numbering Plan Area) : 812 NXX (Local Number Prefix) : 923 City : BORDEN County : CLARK State : IN (Indiana) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 18019 LATA (Local Access Transport Area) : 462 Rate Center : GALENA ZIP Code Count : 237 ZIP Code Frequency : 6 ZIP Code : 47106 Other Information NPANXX : 812923 Switch CLLI (Common Language Location Identifier) : GALNIN01DS0 MSA CBSA (Core Based Statistical Area) : Louisville/Jefferson County, KY-IN MSA CBSA Code (Core Based Statistical Area) : 31140 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : AMERITECH INDIANA OCN (Operating Company Number) : 9325 Coverage Area Name : GALENA Latitude : 38.3509 Longitude : -85.9445 ‹ previous : 812-923 next › : 812-923 Telephone Number List 812-923-0000 ~ 812-923-9999