Galesburg IL ZIP Code

Galesburg city is located in Illinois State, Knox County and has a unique zip code assigned by the US Postal Service Office.


You can search for the Galesburg IL zip code by its streets and block numbers if we have some of the Galesburg streets loaded in our website

Galesburg Area Code is 309 and Time Zone is Central (GMT -06:00).



Galesburg Zip Code - Illinois

The US ZIP Code basic format consists of five decimal numerical digits assigned to the Galesburg City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Galesburg ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Galesburg, Illinois.

The Galesburg Zip Code is 61401, 61402.



If you want to send a mail to Galesburg City, you should use the 61401, 61402 Zip Code.

In 1983, the U.S. Postal Service introduced an expanded Galesburg ZIP code system that it called ZIP+4, often called "plus-four codes", "add-on codes", or "add ons". A ZIP+4 code uses the basic 61401, 61402 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Galesburg city block, a group of apartments, an individual high-volume receiver of mail or any other unit that could use an extra identifier to aid in efficient mail sorting and delivery in Illinois.


Galesburg, Illinois - MAP




What is the Galesburg Zip Code?

The Galesburg Zip Code in Illinois is 61401, 61402.


ZIP Plus 4 Galesburg - US Streets Zip Codes

By pressing keys ctrol + F you can search Galesburg zip codes by its streets, highways, and know the ZIP+4 US ZIP Code


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Search Galesburg Zip Code

What is the zip code for Galesburg IL?

61401, 61402

Galesburg, Illinois - US Zip Code



Galesburg ZIP Code Lookup

61401, 61402 Zip Code File:
Zip Code: 61401, 61402,
City: Galesburg
Galesburg Area Code: 309
Galesburg, IL - Time Zone: Central (GMT -06:00)
County: Knox
City Alias: Galesburg, Henderson Grove, Galesburg
State: Illinois
State Abb: IL



Illinois Zip+4 - Nearby Galesburg Cities

Cities near Galesburg in Illinois
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View more Illinois zip codes