Area Code 319-877 located in WEST BRANCH, CEDAR, IA, more detail is as below. Place NPA (Numbering Plan Area) : 319 NXX (Local Number Prefix) : 877 City : WEST BRANCH County : CEDAR State : IA (Iowa) NXX Use Type : Landline FIPS (Federal Information Processing Standards) : 19031 LATA (Local Access Transport Area) : 635 Rate Center : WESTBRANCH ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 52358 Other Information NPANXX : 319877 County Population : 0 Switch CLLI (Common Language Location Identifier) : CDRRIADTJMD 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 : WEST BRANCH Latitude : 41.6742 Longitude : -91.3400 ‹ previous : 319-874 next › : 319-878 Telephone Number List 319-877-0000 ~ 319-877-9999