Illinois Zip Code Map
Wow, that’s a lot of zip codes! Illinois zip codes cluster tightly around Chicago and spread out elsewhere. We’ve mapped every zip code from the lakefront to the southern tip in the 600xx to 629xx range.
Map Information
Wow, that’s a lot of zip codes! Illinois zip codes cluster tightly around Chicago and spread out elsewhere. We’ve mapped every zip code from the lakefront to the southern tip in the 600xx to 629xx range.
Map Information