Area Code 319-203 located in CEDAR RAPIDS, LINN, IA, more detail is as below. Place NPA (Numbering Plan Area) : 319 NXX (Local Number Prefix) : 203 City : CEDAR RAPIDS County : LINN State : IA (Iowa) NXX Use Type : Landline NXX Intro Version : 3/19/2010 FIPS (Federal Information Processing Standards) : 19113 LATA (Local Access Transport Area) : 635 Rate Center : SWISHER ZIP Code Count : 0 ZIP Code Frequency : 0 ZIP Code : 52401 Other Information NPANXX : 319203 County Population : 0 MSA CBSA (Core Based Statistical Area) : Cedar Rapids, IA MSA CBSA Code (Core Based Statistical Area) : 16300 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : MCC TELEPHONY OF IOWA, LLC - IA OCN (Operating Company Number) : 751F Coverage Area Name : CEDAR RAPIDS Latitude : 41.9444 Longitude : -91.6647 ‹ previous : 319-202 next › : 319-208 Telephone Number List 319-203-0000 ~ 319-203-9999