Castlewood SD ZIP Code

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

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

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

Castlewood Zip Code - South Dakota

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

The Castlewood Zip Code is 57223.

If you want to send a mail to Castlewood City, you should use the 57223 Zip Code.

In 1983, the U.S. Postal Service introduced an expanded Castlewood 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 57223 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Castlewood 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.

Castlewood, South Dakota - MAP

What is the Castlewood Zip Code?

The Castlewood Zip Code in South Dakota is 57223.

ZIP Plus 4 Castlewood - US Streets Zip Codes

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Castlewood, South Dakota - US Zip Code

Castlewood ZIP Code Lookup

57223 Zip Code File:
Zip Code: 57223,
City: Castlewood
Castlewood Area Code: 605
Castlewood, SD - Time Zone: Central (GMT -06:00)
County: Hamlin
City Alias: Kones Corner, Castlewood
State: South Dakota
State Abb: SD

South Dakota Zip+4 - Nearby Castlewood Cities

Cities near Castlewood in South Dakota
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