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

Zip code
60553
61006
61349
61318
61068
61342
61353
61042
61057
61064
61243
61081
61376
61031
61331
60530
61378
61367
61330
61324
61071
61021
60518
61310

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

Lee 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 Lee County County?

There are approximately 24 ZIP codes in this county. Check the table above for the complete list.

Do ZIP codes in Lee 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.