| Post Office Name | US Post Office |
| Address | 123 Main St |
| City | Coleharbor |
| State | North Dakota |
| Phone Number | (701) 442-5233 |
| Latitude | 47.4940 |
| Longitude | -101.2461 |
58531 US Post Office in Coleharbor, North Dakota is located at 123 Main St. The Coleharbor Post Office Number is (701) 442-5233