| Name | Deductibility Code |
| ABC Nursery School | -- |
| Black Earth Arts Inc. | -- |
| Black Earth Creek Watershed Association Inc. | -- |
| Black Earth Highschool Alumni Scholarship Fund | -- |
| Black Earth Historical Society Inc. | -- |
| Blue Mounds Project Inc. | -- |
| Dead Theologians Society | -- |
| Friends of Asrmi Wisconsin Inc. | -- |
| Iowa County Antique & Collectors Club | -- |
| Mount Horeb Area Arts Association | -- |
| Northwest Dane Senior Services Inc. | -- |
| Oak Hill Cemetery Association | 6 |
| Society of Mayflower Descendants in the State of Wisconsin | -- |
| Wisconsin Heights Educational Foundation Inc. | -- |
| Wisconsin Heights Soccer Club Inc. | -- |
| Wisconsin State Genealogical Society Inc. | -- |