Cook Zip code

Cook Zip code / Cook Postal code

Cook Zip code, introduced by the United States Postal Service (USPS) in 1963, are numerical codes used to identify specific geographic regions for mail delivery. and Cook zip code used a 5-digit postal format XXXXX, The first 3 digit represent the postal delivery zone code, and last 2 digit represent the Post office in the Cook.

There are total 6 zipcode code in Cook and range of zipcode is 55604 to 55615. View all the zip code on map of Cook by clicking on our mapview appliction.

1. What is the format of zip codes in Cook?
Cook zip codes follow the standard 5-digit format, starting with the number - 556.

2. How many zip codes are there in Cook?
There are approximately 6 zip codes in Cook, covering a vast area of the county.

3. Do all areas in Cook have zip codes?
Yes, almost all populated areas in Cook are assigned a unique zip code for mail delivery purposes.