North Sioux City SD ZIP Code

North Sioux City city is located in South Dakota State, Union County and has a unique zip code assigned by the US Postal Service Office.


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

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



North Sioux City Zip Code - South Dakota

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

The North Sioux City Zip Code is 57049.



If you want to send a mail to North Sioux City City, you should use the 57049 Zip Code.

In 1983, the U.S. Postal Service introduced an expanded North Sioux 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 57049 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a North Sioux 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.


North Sioux City, South Dakota - MAP



What is the North Sioux City Zip Code?

The North Sioux City Zip Code in South Dakota is 57049.


ZIP Plus 4 North Sioux City - US Streets Zip Codes

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Search North Sioux City Zip Code

What is the zip code for North Sioux City SD?

57049

North Sioux City, South Dakota - US Zip Code



North Sioux City ZIP Code Lookup

57049 Zip Code File:
Zip Code: 57049,
City: North Sioux City
North Sioux City Area Code: 605
North Sioux City, SD - Time Zone: Central (GMT -06:00)
County: Union
City Alias: North Sioux City, Dakota Dunes, Mccook Lake, N Sioux City
State: South Dakota
State Abb: SD



South Dakota Zip+4 - Nearby North Sioux City Cities

Cities near North Sioux City in South Dakota
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