Milburn city is located in Oklahoma State, Johnston County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Milburn OK zip code by its streets and block numbers if we have some of the Milburn streets loaded in our website
Milburn Area Code is 580 and Time Zone is Central (GMT -06:00).
Milburn Zip Code - Oklahoma
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Milburn City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Milburn ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Milburn, Oklahoma.
If you want to send a mail to Milburn City, you should use the 73450 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Milburn 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 73450 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Milburn 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.