North Washington Iowa ZIP Codes - Map and Full List

North Washington Iowa is covered by a total of 1 ZIP Codes. There are also 2 ZIP Codes that overlap North Washington but have a different postal city name. The ZIP Codes in North Washington range from 50645 to 50661.

North Washington Iowa ZIP Code Map

Click on the ZIP Codes in the interactive map to view more information. The map control in the upper right corner can be used to toggle map layers on and off. The red outline is the border of North Washington and can be turned on and off. Each type of postal code can also be turned on and off.