Dumas AR ZIP Code
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Dumas city is located in Arkansas State, Desha County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Dumas AR zip code by its streets and block numbers if we have some of the Dumas streets loaded in our website
Dumas Area Code is 870 and Time Zone is Central (GMT -06:00).
Dumas Zip Code - Arkansas
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Dumas City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Dumas ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Dumas, Arkansas.
The Dumas Zip Code is 71639.
If you want to send a mail to Dumas City, you should use the 71639 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Dumas 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 71639 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Dumas 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 Arkansas.