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  2. What is the zip code of Keithsburg, IL, 61442

Keithsburg (IL) Zip Code is 61442 Latest Details Aug, 2025

Updated: 26-08-2025

Keithsburg (IL) zip Code is 61442, Postal Code details. Keithsburg is located in state IL, United States.

Find Zip Code 61442 Details

ZIP code 61442 is located in Keithsburg IL in the United States.

Postal Code United States Zip Code 61442 Latest update Keithsburg, IL
Zip Code / Postal Code 61442

City

Keithsburg

State Code

IL

County

Mercer, United States

Postal Locations

Keithsburg, IL - Zip Code is - 61442

Postal

United States Postal Service USPS Link

Delivery Type

Package Delivery and first class mail.

The zip code 61442 is an essential part of the postal system in Keithsburg, IL. Located in a vibrant part of the city, this zip code covers a variety of neighborhoods, offering residents and businesses a unique blend of suburban comfort and urban convenience. Whether you're looking to send mail, relocate, or simply learn more about the area, Keithsburg has a lot to offer.

FAQ about Zip Code 61442, Keithsburg, (IL)

What is Zip code Keithsburg?

Keithsburg Zip Code: 61442, used by the Keithsburg Post Office and USPS, is a Zone Improvement Plan code that ensures faster, accurate mail delivery in Mercer, IL. Represented by the American Postal Workers Union (APWU), USPS oversees postal operations.

What is Postal code of area Keithsburg?

Keithsburg Postal Code is: 61442

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