| Name | Deductibility Code |
| 1992 Columbus Quincentennial Celebration Inc. | 4 |
| Ancf Inc. | -- |
| Columbus Area Aquatics Center Inc. | -- |
| Columbus Auditorium Corporation | -- |
| Columbus Baseball Organization | -- |
| Columbus Club House | -- |
| Columbus Community Hospital Auxiliary Inc. | -- |
| Columbus Community Hospital Foundation Inc. | -- |
| Columbus Community Hospital Inc. | -- |
| Columbus Downtown Development Corp | -- |
| Columbus Literacy Council Inc. | -- |
| Columbus Pre School Incorporated | -- |
| Columbus Softball Association Inc. | -- |
| Elder Peer Support Inc. | -- |
| F A Stare & Nina I Stare Memorial Nursing Scholarship Fund | -- |
| Good Life Inc. | -- |
| Kindred Kids | -- |
| New Testament Baptist Church | -- |
| One Starfish Rehoming Connections Inc. | -- |
| Open Arms Inc. | -- |
| Robert Wodill Youth Fund | 4 |
| United Fund of Columbus Inc. | -- |
| Wisconsin Academy Alumni & Friends Foundation Inc. | -- |
| Wisconsin State Horse Council Equine Foundation Inc. | -- |