Freeburg IL ZIP Code
Freeburg city is located in Illinois State, Saint Clair County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Freeburg IL zip code by its streets and block numbers if we have some of the Freeburg streets loaded in our website
Freeburg Area Code is 618 and Time Zone is Central (GMT -06:00).
Freeburg Zip Code - Illinois
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Freeburg City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Freeburg ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Freeburg, Illinois.
The Freeburg Zip Code is 62243.
If you want to send a mail to Freeburg City, you should use the 62243 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Freeburg 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 62243 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Freeburg 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.