Chicago, Illinois ZIP Codes
Looking for the zip code of Chicago, Illinois USA? Below is the complete list of every ZIP code in Chicago, Illinois — 84 ZIP codes in total, primarily in Cook County. Use our free tools to look up any address, verify it, or find cities by ZIP.
All 84 ZIP Codes in Chicago
Every chicago zip code, sorted numerically:
About Chicago ZIP Codes
The Chicago, Illinois zip code area covers 84 unique ZIP codes from 60601 to 60701. Whether you are mailing a letter, shipping a package, or filling out a form, using the correct Chicago ZIP code ensures fast, accurate delivery by USPS.
Chicago sits mainly in Cook County, Illinois. ZIP codes here serve downtown districts, residential neighborhoods, business centers, and surrounding communities. If you are unsure which ZIP code belongs to your street address, our ZIP Code by Address tool finds it instantly.
Frequently Asked Questions
How many ZIP codes does Chicago have?
Chicago has 84 ZIP codes, ranging from 60601 to 60701.
What is the ZIP code of Chicago, Illinois?
There is no single ZIP code for Chicago — the city uses 84 ZIP codes. Enter your street address in our ZIP Code by Address tool to find your exact one.
What county is Chicago, Illinois in?
Chicago is primarily in Cook County, Illinois.
How do I find my ZIP+4 code in Chicago?
Use our free ZIP+4 Lookup tool — enter your Chicago street address to get the full 9-digit code.
Related ZIP Code Tools
Find the ZIP code for any Chicago street address.
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