Lewis County, located in the state of Washington, 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 Lewis County, setting up a business, or analyzing demographic trends, understanding ZIP code distribution is an essential part of the process.

Zip code
98539
98330
98355
98532
98572
98538
98582
98377
98533
98579
98591
98542
98304
98531
98596
98361
98593
98522
98544
98570
98568
98585
98336
98356
98564
98565

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

Lewis 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 Lewis County County?

There are approximately 26 ZIP codes in this county. Check the table above for the complete list.

Do ZIP codes in Lewis 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.