Williamson IA ZIP Code

Williamson city is located in Iowa State, Lucas County and has a unique zip code assigned by the US Postal Service Office.

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

Williamson Area Code is 641 and Time Zone is Central (GMT -06:00).

Williamson Zip Code - Iowa

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

The Williamson Zip Code is 50272.

If you want to send a mail to Williamson City, you should use the 50272 Zip Code.

In 1983, the U.S. Postal Service introduced an expanded Williamson 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 50272 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Williamson 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 Iowa.

Williamson, Iowa - MAP

What is the Williamson Zip Code?

The Williamson Zip Code in Iowa is 50272.

ZIP Plus 4 Williamson - US Streets Zip Codes

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Williamson, Iowa - US Zip Code

Williamson ZIP Code Lookup

50272 Zip Code File:
Zip Code: 50272,
City: Williamson
Williamson Area Code: 641
Williamson, IA - Time Zone: Central (GMT -06:00)
County: Lucas
City Alias: Williamson
State: Iowa
State Abb: IA

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