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Chicago, Illinois ZIP Code - United States

The location Chicago, IL has 94 differents ZIP Codes. Check the map below to check your ZIP Code.

City Name ZIP Code ZIP Type Estimated Population
Chicago, IL PRIMARY Status defition 60290 UNIQUE 0
Chicago, IL PRIMARY Status defition 60601 STANDARD 7.785
Chicago, IL PRIMARY Status defition 60602 STANDARD 1.657
Chicago, IL PRIMARY Status defition 60603 STANDARD 1.676

Postal Zone of Chicago, IL - USA

Chicago, Illinois ZIP Code - United States
ZIP Code Tabulation Areas (ZCTAs) for Chicago, IL ZIP Code. A ZCTA is a generalized area representation of the american ZIP Code service area.

Chicago, IL belongs to which county?

Chicago, IL belongs to Cook county. Check the list of Cook county ZIP Code.

ZIP Code Illinois

Check the list of Illinois ZIP Code.

ZIP Code United States

If you want to restart your search by state, get back to US ZIP Code.

Status Definitions
  • PRIMARY: means an the primary city name. Official city name, although the city name might also have another acceptable name.
  • ACCEPTABLE: means an adequate city name. City names that are abbreviated will frequently be listed as unacceptable because abbreviations are not an acceptable city name format.
  • IMPROPER/NOT ACCEPTABLE: Means an inadequate city name has been entered or received based on information entered.
  • UNIQUE: Assigned to a company, government agency, or entity with sufficient mail volume, based on average daily volume of letter size mail received, availability of ZIP Code numbers in the postal area, and the US mail service cost-benefit analysis.