Grafton zipcode
| City | Grafton |
| ZIP Code | 58237 |
| Type | Standard |
| State Code | ND |
| State | North Dakota |
ZIP code of Grafton is 58237. This place is located in North Dakota state in US. To send any postal service to Grafton, you must use 58237 zipcode.
The ZIP code 58237 is also used with 1 more city name of North Dakota.
- Nash, ND