| Name | Deductibility Code |
| Belle Plaine Airport Foundation Inc. | -- |
| Belle Plaine Athletic Booster Club Inc. | -- |
| Belle Plaine Community Develpment Corporation | -- |
| Belle Plaine Community School | -- |
| Belle Plaine Fire Department Foundation Inc. | -- |
| Belle Plaine Historical Society Inc. | -- |
| Belle Plaine Parent Teacher Organization | -- |
| Belleplaine Community Library Foundation Inc. | -- |
| Benton County Genealogical Society | -- |
| Benton County Volunteer Program | -- |
| Father Graham Charitable Foundation | 4 |
| Full Gospel Christian Fellowship of Iowa County | -- |
| Iowa River Valley Conservation and Development Association Inc. | -- |
| Masonic Community Center | -- |
| Noahs Ark Ministries Inc. | -- |
| Oak Hill Cemetery Association | 6 |
| Wesley Mansfield and Irene Mansfield Charitable Foundation | 4 |