All zip codes in Black Hawk

50613 - Cedar Falls
50614 - Cedar Falls
50623 - Dewar
50626 - Dunkerton
50634 - Gilbertville
50643 - Hudson
50651 - La Porte City
50667 - Raymond
50701 - Waterloo
50702 - Waterloo
50703 - Waterloo
50704 - Waterloo
50707 - Evansdale