Gwinner zipcode
| City | Gwinner |
| ZIP Code | 58040 |
| Type | Standard |
| State Code | ND |
| State | North Dakota |
ZIP code of Gwinner is 58040. This place is located in North Dakota state in US. To send any postal service to Gwinner, you must use 58040 zipcode.
The ZIP code 58040 is also used with 1 more city name of North Dakota.
- Crete, ND