Franklin Grove IL ZIP Code

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

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

Franklin Grove Area Code is 815 and Time Zone is Central (GMT -06:00).

Franklin Grove Zip Code - Illinois

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

The Franklin Grove Zip Code is 61031.

If you want to send a mail to Franklin Grove City, you should use the 61031 Zip Code.

In 1983, the U.S. Postal Service introduced an expanded Franklin Grove 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 61031 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Franklin Grove 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.

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What is the Franklin Grove Zip Code?

The Franklin Grove Zip Code in Illinois is 61031.

ZIP Plus 4 Franklin Grove - US Streets Zip Codes

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Franklin Grove, Illinois - US Zip Code

Franklin Grove ZIP Code Lookup

61031 Zip Code File:
Zip Code: 61031,
City: Franklin Grove
Franklin Grove Area Code: 815
Franklin Grove, IL - Time Zone: Central (GMT -06:00)
County: Lee
City Alias: Franklin Grv, Franklin Grove
State: Illinois
State Abb: IL

Illinois Zip+4 - Nearby Franklin Grove Cities

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