Iowa Gazetteer
North Washington is the actual or alternate city name associated with 2 ZIP Codes by the US Postal Service.
Select a particular North Washington ZIP Code to view a more detailed map and the number of Business, Residential, and PO Box addresses for that ZIP Code. The Residential addresses are segmented by both Single and Multi-family addessses.
Each individual North Washington ZIP Code profile also includes Demographic Data including Population, Housing, Income, Households, and Growth Rates.
| North Washington, IA - Standard ZIP Codes |
| 50659 |
| North Washington, IA - PO Box ZIP Codes (NO DEMOGRAPHIC DATA) |
| 50661 |
