Westport SD ZIP Code

Westport city is located in South Dakota State, Brown County and has a unique zip code assigned by the US Postal Service Office.

You can search for the Westport SD zip code by its streets and block numbers if we have some of the Westport streets loaded in our website

Westport Area Code is 605 and Time Zone is Central (GMT -06:00).

Westport Zip Code - South Dakota

The US ZIP Code basic format consists of five decimal numerical digits assigned to the Westport City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Westport ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Westport, South Dakota.

The Westport Zip Code is 57481.

If you want to send a mail to Westport City, you should use the 57481 Zip Code.

In 1983, the U.S. Postal Service introduced an expanded Westport 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 57481 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Westport 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.

Westport, South Dakota - MAP

What is the Westport Zip Code?

The Westport Zip Code in South Dakota is 57481.

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Westport, South Dakota - US Zip Code

Westport ZIP Code Lookup

57481 Zip Code File:
Zip Code: 57481,
City: Westport
Westport Area Code: 605
Westport, SD - Time Zone: Central (GMT -06:00)
County: Brown
City Alias: Wetonka, Westport
State: South Dakota
State Abb: SD

South Dakota Zip+4 - Nearby Westport Cities

Cities near Westport in South Dakota
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