Columbus Junction IA ZIP Code
Columbus Junction city is located in Iowa State, Louisa County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Columbus Junction IA zip code by its streets and block numbers if we have some of the Columbus Junction streets loaded in our website
Columbus Junction Area Code is 319 and Time Zone is Central (GMT -06:00).
Columbus Junction Zip Code - Iowa
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Columbus Junction City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Columbus Junction ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Columbus Junction, Iowa.
The Columbus Junction Zip Code is 52738.
If you want to send a mail to Columbus Junction City, you should use the 52738 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Columbus Junction 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 52738 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Columbus Junction 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.