| Name | Deductibility Code |
| Aase Haugen Foundation Inc. | -- |
| Aase Haugen Homes Inc. | -- |
| Barthell Oes Home | -- |
| Black Earth Collaborative Arts Company | -- |
| Burr Oak Cemetery Association | 6 |
| Country Heritage Community Inc. | -- |
| Decorah Band Boosters | -- |
| Decorah Community Church | -- |
| Decorah Community Free Clinic | -- |
| Decorah Community School District Foundation | -- |
| Decorah Genealogy Association | -- |
| Decorah Regional Arts Council Inc. | -- |
| Decorah Rotary Club Foundation | -- |
| Decorah Rotary Club Scholarship Foundation Inc. 112 W Main | -- |
| Decorah United Soccer Club | -- |
| Decorah Viking Athletic Booster Club | -- |
| Decorah Volunteer Fire Department | -- |
| Depot Outlet Inc. | -- |
| Fred Carlson Company Foundation | 4 |
| Free River Press | -- |
| Freeport Cemetery Association | 6 |
| Friends of Decorah Public Library Inc. | -- |
| Great Strides of Northeast Iowa | -- |
| Helping Services for Northeast Iowa Inc. | -- |
| Hesper Cemetery Association | 6 |
| Hospice of Winneshiek County | 4 |
| Imaginarium Inc. | -- |
| Iowa Alliance for Arts Education | -- |
| Luren Singing Society | -- |
| Luther College | -- |
| Marion E Jerome Foundation Inc. | 4 |
| McElroy-Luther Loan Fund | -- |
| New Minowa Players Ltd. | -- |
| Nisse Nursery School | -- |
| Nordic Fest Inc. | -- |
| Northeast Iowa Comm Action Corp | -- |
| Northeast Iowa Mental Health Center | -- |
| Northeast Iowa Montessori School Inc. | -- |
| Northeast Iowa People for Animal Welfare | -- |
| Northland Agency on Aging | -- |
| Norwegian Singers Association of America | -- |
| One Within Inc. | -- |
| Oneota Historic Future Alliance | -- |
| Oneota Valley Cultural Club Inc. | 4 |
| Opportunity Homes Incorporated | -- |
| Phelps Cemetery Inc. | 6 |
| Pleasant Valley School Incorporated | -- |
| Porter House Museum Incorporated | -- |
| Raptor Resource Project | -- |
| Seed Savers Exchange Inc. | -- |
| Senior Citizens Hospitality Center | 5 |
| Spectrum Industries | -- |
| Sunflower Child Care Center Inc. | -- |
| The 1903-1909 Early Ford Registry Inc. | -- |
| Thunder Rode Inc. | -- |
| Toys Go Round | -- |
| Vesterheim Norwegian American Museum | -- |
| Washington Future Scholars Fund | -- |
| Winnesheik Medical Center | -- |
| Winneshiek County 4-H Club Foundation | -- |
| Winneshiek County Agricultural Association | -- |
| Winneshiek County Historical Society | -- |
| Winneshiek County United Fund Inc. | -- |
| Winneshiek Medical Center Auxiliary Inc. | -- |
| Winneshiek Medical Center Foundation | -- |
| Winneshiek Trail Twisters | -- |
| Winneshiek Wrestling Club | -- |