Glencross SD ZIP Code
Glencross city is located in South Dakota State, Dewey County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Glencross SD zip code by its streets and block numbers if we have some of the Glencross streets loaded in our website
Glencross Area Code is 605 and Time Zone is Mountain (GMT -07:00).
Glencross Zip Code - South Dakota
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Glencross City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Glencross ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Glencross, South Dakota.
The Glencross Zip Code is 57630.
If you want to send a mail to Glencross City, you should use the 57630 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Glencross 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 57630 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Glencross 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.