Zip Codes in Franklin County, Missouri

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

Zip code
63055
63039
63061
63084
63089
65441
63005
63079
63056
63068
63080
63014
63077
63090
63069
65453
63091
63073
63041
63037
63060
63013
63015
63072

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

Franklin 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 Franklin County County?

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

Do ZIP codes in Franklin 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.