| Post Office Name | US Post Office |
| Address | 105 Highway 162 E |
| City | South Prairie |
| State | Washington |
| Phone Number | (360) 897-8828 |
| Latitude | 47.1383 |
| Longitude | -122.1073 |
98385 US Post Office in South Prairie, Washington is located at 105 Highway 162 E. The South Prairie Post Office Number is (360) 897-8828
