| Name | Deductibility Code |
| Charles E Shellabarger Educational Tr | 4 |
| Columbus Community Childrens Center | -- |
| Columbus Community Civic Center Foundation | -- |
| Columbus Community Medical Facilities Association Inc. | -- |
| Columbus Community Senior Center Inc. | -- |
| Columbus Junction State Bank Foundation | 4 |
| Columbus United Fund | -- |
| Friends of the Columbus Junction Library | -- |
| Indian Creek Cemetery Association | 6 |
| J D Pugh Memorial Scholarship Fund | 4 |
| Louisa County Area Vietnam Veterans | 6 |
| Louisa County Responders Ambulance | -- |
| Roy H & Joan Huber Gerling Scholarship Tr | 4 |
| The Marillyn M and Robert W Schlutz Family Foundation | 4 |
| Tri Rivers Conservation Foundation | -- |
| Wink for Jesus Incorporated | -- |