Zip Codes in Knox County, Tennessee

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

Zip code
37909
37938
37929
37914
37915
37950
37995
37771
37754
37902
37930
37997
37764
37912
37919
37901
37772
37920
37849
37922
37923
37924
37853
37939
37807
37931
37916
37927
37934
37779
37917
37871
37932
37933
37940
37996
37709
37721
37830
37806
37918
37921
37928
37998

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

Knox 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 Knox County County?

There are approximately 44 ZIP codes in this county. Check the table above for the complete list.

Do ZIP codes in Knox 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.