Northbrook IL ZIP Code
Northbrook city is located in Illinois State, Cook County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Northbrook IL zip code by its streets and block numbers if we have some of the Northbrook streets loaded in our website
Northbrook Area Code is 847/224/630/708/312 and Time Zone is Central (GMT -06:00).
Northbrook Zip Code - Illinois
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Northbrook City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Northbrook ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Northbrook, Illinois.
The Northbrook Zip Code is 60062, 60065.
If you want to send a mail to Northbrook City, you should use the 60062, 60065 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Northbrook 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 60062, 60065 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Northbrook 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.