Rio IL ZIP Code

Rio city is located in Illinois State, Knox County and has a unique zip code assigned by the US Postal Service Office.

You can search for the Rio IL zip code by its streets and block numbers if we have some of the Rio streets loaded in our website

Rio Area Code is 309 and Time Zone is Central (GMT -06:00).

Rio Zip Code - Illinois

The US ZIP Code basic format consists of five decimal numerical digits assigned to the Rio City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Rio ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Rio, Illinois.

The Rio Zip Code is 61472.

If you want to send a mail to Rio City, you should use the 61472 Zip Code.

In 1983, the U.S. Postal Service introduced an expanded Rio ZIP code system that it called ZIP+4, often called "plus-four codes", "add-on codes", or "add ons". A ZIP+4 code uses the basic 61472 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Rio city block, a group of apartments, an individual high-volume receiver of mail or any other unit that could use an extra identifier to aid in efficient mail sorting and delivery in Illinois.

Rio, Illinois - MAP

What is the Rio Zip Code?

The Rio Zip Code in Illinois is 61472.

ZIP Plus 4 Rio - US Streets Zip Codes

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What is the zip code for Rio IL?


Rio, Illinois - US Zip Code

Rio ZIP Code Lookup

61472 Zip Code File:
Zip Code: 61472,
City: Rio
Rio Area Code: 309
Rio, IL - Time Zone: Central (GMT -06:00)
County: Knox
City Alias: Rio
State: Illinois
State Abb: IL

Illinois Zip+4 - Nearby Rio Cities

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