| Post Office Name | US Post Office |
| Address | 1700 G Ave |
| City | Grundy Center |
| State | Iowa |
| Phone Number | (319) 824-3241 |
| Latitude | 42.3726 |
| Longitude | -92.7930 |
50638 US Post Office in Grundy Center, Iowa is located at 1700 G Ave. The Grundy Center Post Office Number is (319) 824-3241
