Hill City SD ZIP Code
Hill City city is located in South Dakota State, Pennington County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Hill City SD zip code by its streets and block numbers if we have some of the Hill City streets loaded in our website
Hill City Area Code is 605 and Time Zone is Mountain (GMT -07:00).
Hill City Zip Code - South Dakota
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Hill City City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Hill City ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Hill City, South Dakota.
The Hill City Zip Code is 57745.
If you want to send a mail to Hill City City, you should use the 57745 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Hill City 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 57745 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Hill City 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.