De Witt IA ZIP Code
De Witt city is located in Iowa State, Clinton County and has a unique zip code assigned by the US Postal Service Office.
You can search for the De Witt IA zip code by its streets and block numbers if we have some of the De Witt streets loaded in our website
De Witt Area Code is 563 and Time Zone is Central (GMT -06:00).
De Witt Zip Code - Iowa
The US ZIP Code basic format consists of five decimal numerical digits assigned to the De Witt City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the De Witt ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in De Witt, Iowa.
The De Witt Zip Code is 52742.
If you want to send a mail to De Witt City, you should use the 52742 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded De Witt 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 52742 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a De Witt 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.