Heavener OK ZIP Code
Heavener city is located in Oklahoma State, Le Flore County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Heavener OK zip code by its streets and block numbers if we have some of the Heavener streets loaded in our website
Heavener Area Code is 918 and Time Zone is Central (GMT -06:00).
Heavener Zip Code - Oklahoma
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Heavener City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Heavener ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Heavener, Oklahoma.
The Heavener Zip Code is 74937.
If you want to send a mail to Heavener City, you should use the 74937 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Heavener 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 74937 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Heavener 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.