Washington is the actual or alternate city name associated with 270 ZIP Codes by the US Postal Service.
Select a particular 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 Washington ZIP Code profile also includes Demographic Data including Population, Housing, Income, Households, and Growth Rates.
The Washington ZIP Code maps and basic ZIP Code information such as the number of Business, Residential and PO Box addresses in the ZIP Code are updated 4 times per year. Last update: January 1, 2023.
The DEMOGRAPHIC DATA for each Washington ZIP Code is updated annually. The last update was on July 1, 2022 and includes: