Diagonal IA ZIP Code
Diagonal city is located in Iowa State, Ringgold County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Diagonal IA zip code by its streets and block numbers if we have some of the Diagonal streets loaded in our website
Diagonal Area Code is 641 and Time Zone is Central (GMT -06:00).
Diagonal Zip Code - Iowa
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Diagonal City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Diagonal ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Diagonal, Iowa.
The Diagonal Zip Code is 50845.
If you want to send a mail to Diagonal City, you should use the 50845 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Diagonal 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 50845 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Diagonal 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.