Washington County, located in the state of Arkansas, contains a range of ZIP codes that are essential for mail delivery, demographics, mapping, and regional planning. Below is a complete list of ZIP codes associated with this county.

These ZIP codes help identify specific areas and communities within the county, ranging from small towns and villages to broader rural stretches. Whether you’re moving to Washington County, setting up a business, or analyzing demographic trends, understanding ZIP code distribution is an essential part of the process.

Zip code
72703
72730
72773
72765
72728
72761
72764
72741
72770
72717
72734
72727
72769
72766
72749
72704
72959
72948
72737
72738
72729
72762
72774
72753
72702
72744
72735
72701

To know more about Washington County, click the button below:

Washington County Information

Use this tool to find your area details by using zip code.

ZIP Code to County

Note: Some ZIP codes may span across county borders and may be listed under more than one county. This is common in rural or low-population areas where ZIP code regions are broader.

Source: Data compiled from official county records, USPS ZIP code data, and the United States Census Bureau.

Frequently Asked Questions

How many ZIP codes are in Washington County County?

There are approximately 28 ZIP codes in this county. Check the table above for the complete list.

Do ZIP codes in Washington County overlap with other counties?

Yes, some ZIP codes may span more than one county. This is especially common in less populated or rural areas.