Area Code 319-221 located in CEDAR RAPIDS, LINN, IA, more detail is as below. Place NPA (Numbering Plan Area) : 319 NXX (Local Number Prefix) : 221 City : CEDAR RAPIDS County : LINN State : IA (Iowa) NXX Use Type : Landline NXX Intro Version : 1999-05-10 FIPS (Federal Information Processing Standards) : 19113 LATA (Local Access Transport Area) : 635 Rate Center : CEDAR RPDS ZIP Code Count : 52 ZIP Code Frequency : 29 ZIP Code : 52403 Other Information NPANXX : 319221 County Population : 0 Switch CLLI (Common Language Location Identifier) : CDRRIADTDS0 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 : QWEST CORPORATION OCN (Operating Company Number) : 9631 Coverage Area Name : CEDAR RAPIDS Latitude : 41.9773 Longitude : -91.6713 ‹ previous : 319-220 next › : 319-221 Telephone Number List 319-221-0000 ~ 319-221-9999