Goodwin SD ZIP Code
Goodwin city is located in South Dakota State, Deuel County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Goodwin SD zip code by its streets and block numbers if we have some of the Goodwin streets loaded in our website
Goodwin Area Code is 605 and Time Zone is Central (GMT -06:00).
Goodwin Zip Code - South Dakota
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Goodwin City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Goodwin ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Goodwin, South Dakota.
The Goodwin Zip Code is 57238.
If you want to send a mail to Goodwin City, you should use the 57238 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Goodwin 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 57238 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Goodwin 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.