Johnston IA ZIP Code

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


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

Johnston Area Code is 515 and Time Zone is Central (GMT -06:00).



Johnston Zip Code - Iowa

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

The Johnston Zip Code is 50131.



If you want to send a mail to Johnston City, you should use the 50131 Zip Code.

In 1983, the U.S. Postal Service introduced an expanded Johnston 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 50131 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Johnston 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.


Johnston, Iowa - MAP



What is the Johnston Zip Code?

The Johnston Zip Code in Iowa is 50131.


ZIP Plus 4 Johnston - US Streets Zip Codes

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


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Search Johnston Zip Code

What is the zip code for Johnston IA?

50131

Johnston, Iowa - US Zip Code



Johnston ZIP Code Lookup

50131 Zip Code File:
Zip Code: 50131,
City: Johnston
Johnston Area Code: 515
Johnston, IA - Time Zone: Central (GMT -06:00)
County: Polk
City Alias: Johnston, Camp Dodge
State: Iowa
State Abb: IA



Iowa Zip+4 - Nearby Johnston Cities

Cities near Johnston in Iowa
(straight line)


View more Iowa zip codes