Trail City SD ZIP Code
Trail City city is located in South Dakota State, Corson County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Trail City SD zip code by its streets and block numbers if we have some of the Trail City streets loaded in our website
Trail City Area Code is 605 and Time Zone is Mountain (GMT -07:00).
Trail City Zip Code - South Dakota
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Trail City City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Trail City ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Trail City, South Dakota.
The Trail City Zip Code is 57657.
If you want to send a mail to Trail City City, you should use the 57657 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Trail 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 57657 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Trail 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.