| Name | Deductibility Code |
| A & I Foundation | 4 |
| Dutch Resources | -- |
| Emmett R Scanlan and Catherine D Scanlan Memorial Scholarship Fund | 4 |
| Friends of Rock Valley | -- |
| Hegg Memorial Hospital | -- |
| Heritage Reformed Congregation | -- |
| Hope Haven Incorporated | -- |
| Hope Haven Support Foundation | -- |
| Iowa Association of Foster Grandparents & Snr Companion Prg | -- |
| Justice for All Nw Iowa Chapter | -- |
| Love Inc. of Siouxland | -- |
| National Association of Foster Grandparent Program Directors Inc. | -- |
| Netherlands Reformed Christian School Inc. | -- |
| Netherlands Reformed Congregation | -- |
| Paradise City | -- |
| Project Youth Inc. | -- |
| Rock Valley Arts Council | -- |
| Rock Valley Christian School Fndtn | -- |
| Rock Valley Community School District Foundation | -- |
| Rock Valley Leasing Corporation | -- |
| Rock Valley Residential Housing Inc. | -- |
| Rotary Club of Rock Valley Foundati on Inc. | -- |
| Scanlan Foundation | 4 |
| Senior Citizens of Rock Valley Inc. | -- |
| Society of Christian Instruction of Rock Valley Iowa | -- |
| Valley Residential Inc. | -- |