Knoxville IA ZIP Code

Knoxville city is located in Iowa State, Marion County and has a unique zip code assigned by the US Postal Service Office.


You can search for the Knoxville IA zip code by its streets and block numbers if we have some of the Knoxville streets loaded in our website

Knoxville Area Code is 641 and Time Zone is Central (GMT -06:00).



Knoxville Zip Code - Iowa

The US ZIP Code basic format consists of five decimal numerical digits assigned to the Knoxville City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Knoxville ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Knoxville, Iowa.

The Knoxville Zip Code is 50138.



If you want to send a mail to Knoxville City, you should use the 50138 Zip Code.

In 1983, the U.S. Postal Service introduced an expanded Knoxville 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 50138 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Knoxville 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.


Knoxville, Iowa - MAP



What is the Knoxville Zip Code?

The Knoxville Zip Code in Iowa is 50138.


ZIP Plus 4 Knoxville - US Streets Zip Codes

By pressing keys ctrol + F you can search Knoxville zip codes by its streets, highways, and know the ZIP+4 US ZIP Code


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Search Knoxville Zip Code

What is the zip code for Knoxville IA?

50138

Knoxville, Iowa - US Zip Code



Knoxville ZIP Code Lookup

50138 Zip Code File:
Zip Code: 50138,
City: Knoxville
Knoxville Area Code: 641
Knoxville, IA - Time Zone: Central (GMT -06:00)
County: Marion
City Alias: Knoxville, Pershing
State: Iowa
State Abb: IA



Iowa Zip+4 - Nearby Knoxville Cities

Cities near Knoxville in Iowa
(straight line)


View more Iowa zip codes