Copan OK ZIP Code
Copan city is located in Oklahoma State, Washington County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Copan OK zip code by its streets and block numbers if we have some of the Copan streets loaded in our website
Copan Area Code is 918 and Time Zone is Central (GMT -06:00).
Copan Zip Code - Oklahoma
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Copan City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Copan ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Copan, Oklahoma.
The Copan Zip Code is 74022.
If you want to send a mail to Copan City, you should use the 74022 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Copan 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 74022 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Copan 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.