Owasso OK ZIP Code
Owasso city is located in Oklahoma State, Tulsa County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Owasso OK zip code by its streets and block numbers if we have some of the Owasso streets loaded in our website
Owasso Area Code is 918 and Time Zone is Central (GMT -06:00).
Owasso Zip Code - Oklahoma
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Owasso City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Owasso ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Owasso, Oklahoma.
The Owasso Zip Code is 74055.
If you want to send a mail to Owasso City, you should use the 74055 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Owasso 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 74055 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Owasso 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 Oklahoma.