La Salle IL ZIP Code
La Salle city is located in Illinois State, La Salle County and has a unique zip code assigned by the US Postal Service Office.
You can search for the La Salle IL zip code by its streets and block numbers if we have some of the La Salle streets loaded in our website
La Salle Area Code is 815/779 and Time Zone is Central (GMT -06:00).
La Salle Zip Code - Illinois
The US ZIP Code basic format consists of five decimal numerical digits assigned to the La Salle City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the La Salle ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in La Salle, Illinois.
The La Salle Zip Code is 61301.
If you want to send a mail to La Salle City, you should use the 61301 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded La Salle 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 61301 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a La Salle 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.