Area Code 314-373 located in JEFFERSON CITY, COLE, MO, more detail is as below. Place NPA (Numbering Plan Area) : 314 NXX (Local Number Prefix) : 373 City : JEFFERSON CITY County : COLE State : MO (Missouri) NXX Use Type : Landline NXX Intro Version : 1999-07-22 FIPS (Federal Information Processing Standards) : 29051 LATA (Local Access Transport Area) : 520 Rate Center : LADUE ZIP Code Count : 1 ZIP Code Frequency : 25 ZIP Code : 65109 Other Information NPANXX : 314373 County Population : 0 Switch CLLI (Common Language Location Identifier) : OLVEMO01DS0 MSA CBSA (Core Based Statistical Area) : Jefferson City, MO MSA CBSA Code (Core Based Statistical Area) : 27620 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : WINDSTREAM NUVOX MISSOURI INC. - MO OCN (Operating Company Number) : 4891 Coverage Area Name : LADUE Latitude : 38.6582 Longitude : -90.3818 ‹ previous : 314-373 next › : 314-373 Telephone Number List 314-373-0000 ~ 314-373-9999