Illinois ZIP Code List

This is the list of ZIP Codes in Illinois. The zip code 5, state, county, and city are displayed in the list. You can click the title to browse the detailed information.

Illinois has a total number of 2,511,541 ZIP Codes, and the first two digits range from 60-62. Not all the five-digit numbers in the range are assigned as ZIP Codes, in other words, there is some number that is not assigned.