Dallas SD ZIP Code
Dallas city is located in South Dakota State, Gregory County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Dallas SD zip code by its streets and block numbers if we have some of the Dallas streets loaded in our website
Dallas Area Code is 605 and Time Zone is Central (GMT -06:00).
Dallas Zip Code - South Dakota
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Dallas City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Dallas ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Dallas, South Dakota.
The Dallas Zip Code is 57529.
If you want to send a mail to Dallas City, you should use the 57529 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Dallas 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 57529 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Dallas 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 South Dakota.