Zip Area Code

Black Hawk County, Iowa

Black Hawk County, Iowa, has 13 towns and 14 ZIP codes, in area code 319.

Towns in Black Hawk County, A to Z

TownZIP codesArea codes
Cedar Falls50613, 50614319
Dewar50623319
Dunkerton50626319
Elk Run Heightsnearest50667, 50702, 50707319
Evansdale50707319
Gilbertville50634319
Hudson50643319
Jesup50648319
La Portenearest50651319
La Porte City50651319
Raymond50667319
Washburnnearest50634, 50701, 50702319
Waterloo50701, 50702, 50703, 50704319

ZIP codes in Black Hawk County

Area code in Black Hawk County

  • Area code 319

    In service since 1947. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

Local numbers in area code 319

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