Britton SD ZIP Code
Britton city is located in South Dakota State, Marshall County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Britton SD zip code by its streets and block numbers if we have some of the Britton streets loaded in our website
Britton Area Code is 605 and Time Zone is Central (GMT -06:00).
Britton Zip Code - South Dakota
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Britton City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Britton ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Britton, South Dakota.
The Britton Zip Code is 57430.
If you want to send a mail to Britton City, you should use the 57430 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Britton 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 57430 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Britton 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.