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County FIPS: 17031 - Cook County, IL

This is the County FIPS:17031 Cook County ZIP Code page list. Cook County is a county in Illinois, United States. Its detail is as below.

FIPS 17031 is not the zip code of this county, but a five-digit Federal Information Processing Standard code which uniquely identifies counties and county equivalents. You can find the zip code of cities within this county below.

Basic Information

  • Country:

    U.S. - United States
  • State:

    IL - Illinois
  • County FIPS:

    17031
  • County:

    Cook County
  • And actually county doesn't have the zip code, but the city within it does, so you have to make sure what city you want to look for, then you can move on to the next step and get the corresponding zip code.

City

Which cities are included in Cook County?
Below is the city list of Cook County.You can click the City to browse the detail information.

Envelope Example

  • This is an example of U.S envelope. Fill in the sender's information at the top left and the recipient information at the bottom right. The necessary information is sender/recipient's full name, street address, city, state and zip code. The recipient address information has been given for your reference. Generally, If you are not sure of the full 9-digit zip code, you can only fill in the 5-digit zip code to avoid loss of package.

    ZIP Code: 17031-Cook County
  • United States Envelope Example

For more explanation, please read the official document: USA.pdf (English)

County FIPS: 17031 Cook County