Hazleton IA ZIP Code
Hazleton city is located in Iowa State, Buchanan County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Hazleton IA zip code by its streets and block numbers if we have some of the Hazleton streets loaded in our website
Hazleton Area Code is 319 and Time Zone is Central (GMT -06:00).
Hazleton Zip Code - Iowa
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Hazleton City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Hazleton ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Hazleton, Iowa.
The Hazleton Zip Code is 50641.
If you want to send a mail to Hazleton City, you should use the 50641 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Hazleton 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 50641 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Hazleton 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.