Area Code 515-428 located in JAMAICA, GUTHRIE, IA, more detail is as below. Place NPA (Numbering Plan Area) : 515 NXX (Local Number Prefix) : 428 City : JAMAICA County : GUTHRIE State : IA (Iowa) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 19077 LATA (Local Access Transport Area) : 632 Rate Center : DAWSON ZIP Code Count : 3 ZIP Code Frequency : 2 ZIP Code : 50128 Other Information NPANXX : 515428 County Population : 0 Switch CLLI (Common Language Location Identifier) : PRRYIACORS4 MSA CBSA (Core Based Statistical Area) : Des Moines-West Des Moines, IA MSA CBSA Code (Core Based Statistical Area) : 19780 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : QWEST CORPORATION OCN (Operating Company Number) : 9631 Coverage Area Name : PERRY Latitude : 41.8409 Longitude : -94.1031 ‹ previous : 515-428 next › : 515-428 Telephone Number List 515-428-0000 ~ 515-428-9999