ZIP Code 51104 – Sioux City, Iowa
The 51104 ZIP Code belongs to Sioux City, Iowa. The population in this 51104 ZIP code is 22,792. The latitude is 42.53518 and longitude is -96.40389 in 51104 Sioux City, Iowa. The time zone for this 51104 ZIP code is America/Chicago.
| City | Sioux City |
| Zip Code | 51104 |
| State | Iowa |
| County | Woodbury |
| Population | 22,792 |
| Latitude | 42.53518 |
| Longitude | -96.40389 |
| Time Zone | America/Chicago |