Highmore SD ZIP Code
Highmore city is located in South Dakota State, Hyde County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Highmore SD zip code by its streets and block numbers if we have some of the Highmore streets loaded in our website
Highmore Area Code is 605 and Time Zone is Central (GMT -06:00).
Highmore Zip Code - South Dakota
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Highmore City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Highmore ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Highmore, South Dakota.
The Highmore Zip Code is 57345.
If you want to send a mail to Highmore City, you should use the 57345 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Highmore 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 57345 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Highmore 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.