Monticello IA ZIP Code
Monticello city is located in Iowa State, Jones County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Monticello IA zip code by its streets and block numbers if we have some of the Monticello streets loaded in our website
Monticello Area Code is 319 and Time Zone is Central (GMT -06:00).
Monticello Zip Code - Iowa
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Monticello City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Monticello ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Monticello, Iowa.
The Monticello Zip Code is 52310.
If you want to send a mail to Monticello City, you should use the 52310 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Monticello 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 52310 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Monticello 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.