| Name | Deductibility Code |
| Camp Jornada Foundation | -- |
| Cresco Amateur Radio Club | -- |
| Cresco Area Fine Arts Council | -- |
| Cresco Public Library Foundation | -- |
| Elder G Hoines Memorial Scholarship Foundation | 4 |
| Howard - Winneshiek Community School Foundation Inc. | -- |
| Howard County Agricultural Society | -- |
| Howard County Association to Build Assets in Youth and Families | -- |
| Howard County Child Care Association | -- |
| Howard County Environmental & Conservation Education Foundation | -- |
| Howard County Experimental Association | 4 |
| Howard County Historical Society | -- |
| Howard County Hospital Auxiliary | -- |
| Howard County Local Housing Trust Fund Inc. | -- |
| Howard Residential Care Facility Inc. | -- |
| Howard-Winneshiek Genealogical Society | -- |
| L L Apartments Inc. | -- |
| Norman Borlaug Heritage Foundation | -- |
| Pecinovsky Scholarship Char Tr | 4 |
| Prairie Springs Recreation Trails Association | -- |
| Regional Health Services Foundation | -- |
| Regional Health Services of Howard County | -- |
| Russian Honeybee Breeders Association Inc. | -- |
| Special Needs Association | 4 |
| Thomson Charitable Foundation | 4 |
| Tri-State Amateur Radio Club Inc. | -- |
| Upper Iowa Audubon Society | -- |