This is the Sioux City ZIP Code page. Sioux City is a city name in Sioux City, Iowa, United States. The city name is designated by USPS, it could be a city, town,village school name, etc.
| post code | city | state | latitude | longitude |
|---|---|---|---|---|
| 51104 | Sioux City | IA | 42.522283 | -96.382388 |