| Post Office Name | US Post Office |
| Address | 132 W Maple St |
| City | Monroe |
| State | South Dakota |
| Phone Number | (605) 297-2187 |
| Latitude | 43.4672 |
| Longitude | -97.2234 |
57047 US Post Office in Monroe, South Dakota is located at 132 W Maple St. The Monroe Post Office Number is (605) 297-2187
