North Sioux City, SD ZIP Codes, Coordinates & Counties
North Sioux City, South Dakota has 1 ZIP code in Union county. The approximate center of North Sioux City is 42.525, -96.507. North Sioux City has about 23,661 known street addresses.
ZIP codes in North Sioux City, SD
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 57049 | Union | 42.525 | -96.507 |
Counties North Sioux City spans
Union
Most common streets in North Sioux City
Derby, Dakota Dunes, Lakeshore, Pinehurst, River, Northshore, Prairie, Military, Westshore, Tower
Frequently asked questions
What ZIP codes are in North Sioux City, SD?
North Sioux City, South Dakota has 1 ZIP code, ranging from 57049 to 57049. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is North Sioux City, SD in?
North Sioux City is in Union county.
What are the latitude and longitude of North Sioux City, SD?
The approximate center of North Sioux City, South Dakota is latitude 42.525, longitude -96.507. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does North Sioux City, SD have?
North Sioux City has 1 ZIP code.
How many addresses are in North Sioux City, SD?
North Sioux City, South Dakota has about 23,661 known street addresses in the sthan.io US address database.
What are the most common streets in North Sioux City, SD?
Some of the most common street names in North Sioux City are Derby, Dakota Dunes, Lakeshore, Pinehurst, River, Northshore.
What cities are near North Sioux City, SD?
Cities near North Sioux City include Jefferson (5 mi), Sioux City (6 mi), South Sioux City (6 mi), Jackson (7 mi), Dakota City (8 mi).
Cities near North Sioux City
Jefferson, SD (5 mi) Sioux City, IA (6 mi) South Sioux City, NE (6 mi) Jackson, NE (7 mi) Dakota City, NE (8 mi) Sergeant Bluff, IA (13 mi) Westfield, IA (13 mi) Hubbard, NE (13 mi)
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View the API →Last updated: June 2026 · Data: sthan.io US address database