Find a City by ZIP code.
51111 ZIP Code Detail Information
51111 ZIP code is designated for Sioux City in Woodbury of Iowa. More information on this ZIP code is available below. If you came here after performing a reverse phone lookup, these details are provided to give you a general idea of the phone number's location.
51111 ZIP Code - Map, City, County, State, and Location
| City: | Sioux City |
| County: | Woodbury |
| State: | Iowa (IA) |
| Latitude: | 42.4089 |
| Longitude: | -96.3713 |
If you are trying identify a ZIP code for any specific address, you can use USPS' lookup service. You could also use our free ZIP Code Lookup app to identify ZIP code for any location in the United States.