| Post Office Name | US Post Office |
| Address | 2965 A St |
| City | Harper |
| State | Oregon |
| Phone Number | (541) 358-2434 |
| Latitude | 43.7780 |
| Longitude | -117.5223 |
97906 US Post Office in Harper, Oregon is located at 2965 A St. The Harper Post Office Number is (541) 358-2434
