Mason City IL ZIP Code

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

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

Mason City Area Code is 217 and Time Zone is Central (GMT -06:00).

Mason City Zip Code - Illinois

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

The Mason City Zip Code is 62664.

If you want to send a mail to Mason City City, you should use the 62664 Zip Code.

In 1983, the U.S. Postal Service introduced an expanded Mason City 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 62664 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Mason City 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.

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What is the Mason City Zip Code?

The Mason City Zip Code in Illinois is 62664.

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Mason City, Illinois - US Zip Code

Mason City ZIP Code Lookup

62664 Zip Code File:
Zip Code: 62664,
City: Mason City
Mason City Area Code: 217
Mason City, IL - Time Zone: Central (GMT -06:00)
County: Mason
City Alias: Teheran, Luther, Mason City
State: Illinois
State Abb: IL

Illinois Zip+4 - Nearby Mason City Cities

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