Sycamore IL ZIP Code
Sycamore city is located in Illinois State, Dekalb County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Sycamore IL zip code by its streets and block numbers if we have some of the Sycamore streets loaded in our website
Sycamore Area Code is 815 and Time Zone is Central (GMT -06:00).
Sycamore Zip Code - Illinois
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Sycamore City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Sycamore ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Sycamore, Illinois.
The Sycamore Zip Code is 60178.
If you want to send a mail to Sycamore City, you should use the 60178 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Sycamore 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 60178 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Sycamore 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.