50704 ZIP Code Waterloo, Iowa – USA
The ZIP code 50704 is assigned to Waterloo city, located in the Black Hawk county that is part of the state of Iowa, IA, United States.
50704 zip code map
Postcode location
Waterloo Iowa,IA
State of 50704
Check all the Iowa ZIP Code list.
US ZIP Codes
Please check all state’s postal code in the United States.