Dunn NC ZIP Code
Dunn city is located in North Carolina State, Harnett County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Dunn NC zip code by its streets and block numbers if we have some of the Dunn streets loaded in our website
Dunn Area Code is 910 and Time Zone is Eastern (GMT -05:00).
Dunn Zip Code - North Carolina
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Dunn City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Dunn ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Dunn, North Carolina.
The Dunn Zip Code is 28334, 28335.
If you want to send a mail to Dunn City, you should use the 28334, 28335 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Dunn 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 28334, 28335 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Dunn 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 North Carolina.