Area Code 319-643 located in WEST LIBERTY, MUSCATINE, IA, more detail is as below. Place NPA (Numbering Plan Area) : 319 NXX (Local Number Prefix) : 643 City : WEST LIBERTY County : MUSCATINE State : IA (Iowa) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 19139 LATA (Local Access Transport Area) : 635 Rate Center : WESTBRANCH ZIP Code Count : 30 ZIP Code Frequency : 2 ZIP Code : 52776 Other Information NPANXX : 319643 County Population : 0 Switch CLLI (Common Language Location Identifier) : WBRNIAXODS0 MSA CBSA (Core Based Statistical Area) : Muscatine, IA MSA CBSA Code (Core Based Statistical Area) : 34700 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : WEST LIBERTY TELEPHONE CO. OCN (Operating Company Number) : 1332 Coverage Area Name : WEST BRANCH Latitude : 41.6639 Longitude : -91.3397 ‹ previous : 319-643 next › : 319-643 Telephone Number List 319-643-0000 ~ 319-643-9999