Illinois Zip Codes


Last added ZIP code areas:

stonington il zip code 11804 zip code 11949 zip code bowdoin maine zip woodfield mall zipcode 399 park avenue zip code wilcox arizona zip code concordville zip code pikeville nc zip cuyahoga falls oh zip spencer wi zip code



Zip codes Illinois - IL, US

The US Postal Code assigns a unique code for each city in the Illinois State, US.

Since 1980, US adopted an extended zip+4 code system (officially called Zip Code 5 Plus 4 - US Postal Code) that still coexists with the previous one. The new IL zip codes system includes the five digits of the city ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code.

In this web site you can search for Illinois ZIP Codes using both ZIP Code Standard and Zip Code 5 plus 4 IL

Illinois - IL Zip Code US

Illinois (IL) Zip Codes by City

By pressing Ctrl + F keys you can find IL zip codes by cities

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