Bonesteel SD ZIP Code
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Bonesteel 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 Bonesteel SD zip code by its streets and block numbers if we have some of the Bonesteel streets loaded in our website
Bonesteel Area Code is 605 and Time Zone is Central (GMT -06:00).
Bonesteel Zip Code - South Dakota
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Bonesteel City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Bonesteel ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Bonesteel, South Dakota.
The Bonesteel Zip Code is 57317.
If you want to send a mail to Bonesteel City, you should use the 57317 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Bonesteel 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 57317 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Bonesteel 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.