Waterloo (IA state) ZIP code
ZIP code of Waterloo (IA) is 50701. Below you can find map of Waterloo, or look up other ZIP codes in Iowa or other US states. If Waterloo's ZIP code is duplicated, and other places have same ZIP code number, you can use our ZIP code searcher by number 50701.
Waterloo have more then one ZIP code. List of all Waterloo's ZIP codes: 50701, 50702, 50703, 50704, 50706, 50707.