New Hartford IA ZIP Code
New Hartford city is located in Iowa State, Butler County and has a unique zip code assigned by the US Postal Service Office.
You can search for the New Hartford IA zip code by its streets and block numbers if we have some of the New Hartford streets loaded in our website
New Hartford Area Code is 319 and Time Zone is Central (GMT -06:00).
New Hartford Zip Code - Iowa
The US ZIP Code basic format consists of five decimal numerical digits assigned to the New Hartford City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the New Hartford ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in New Hartford, Iowa.
The New Hartford Zip Code is 50660.
If you want to send a mail to New Hartford City, you should use the 50660 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded New Hartford 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 50660 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a New Hartford 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.