| Name | Deductibility Code |
| Agape Christian Center of Ottawa Inc. | -- |
| Bea Martin Peck Animal Shelter Inc. | -- |
| Bible Light International Inc. | -- |
| Casa of the Fourth Judical District Inc. | -- |
| Chamber Foundation | -- |
| Cof Housing Inc. | -- |
| Cof Independent Living Inc. | -- |
| Cof Integrated Living Inc. | -- |
| Cof Residential Authority Inc. | -- |
| Cof Training Services Inc. | -- |
| Communities in Schools of Ottawa | -- |
| Community Revival Center Church Inc. | -- |
| Daydream Foundation Inc. | -- |
| East Central Kansas AA A | -- |
| East Central Kansas Economic Opportunity Corp | -- |
| East Central Kansas Rural Development Tax Credit Program Inc. | -- |
| Elizabeth Layton Center Inc. | -- |
| Family Caring Center Inc. | -- |
| Franklin County Cancer Foundation Incorporated | -- |
| Franklin County Child Development & Services Inc. | -- |
| Franklin County Childrens Coalition Inc. | -- |
| Franklin County Diabetes Assn Inc. | -- |
| Franklin County Emergency Temporary Shelter Association | -- |
| Franklin County Friends of K-State Inc. | -- |
| Franklin County Historical Society Inc. | -- |
| Franklin County Services for the Elderly Inc. | -- |
| Friends of Historical Buildings | -- |
| Friends of the Ottawa Library | -- |
| Girls Club of Ottawa Inc. | -- |
| Helps Ministry Fellowship International Inc. | -- |
| His Way | -- |
| Hope House-Franklin County Christian Caring Center Inc. | -- |
| Isle of Unity Inc. | -- |
| Lake Region Resource Conservation and Development Area Inc. | -- |
| Lifecare Center for Women Inc. | -- |
| Lincoln Elementary School Parent Teacher Organization | -- |
| Mid-America Nutrition Program Inc. | -- |
| Ottawa Bible Church Incorporated | -- |
| Ottawa Christian Radio Inc. | -- |
| Ottawa Church of Christ | -- |
| Ottawa Community Arts Council Inc. | -- |
| Ottawa Community Center Partnership | -- |
| Ottawa Mat Masters | -- |
| Ottawa Medical Services Inc. | -- |
| Ottawa Police Foundation | -- |
| Ottawa Public Education Trust Inc. | -- |
| Ottawa Retirement Plaza Inc. | -- |
| Ottawa Retirement Village Inc. | -- |
| Ottawa Rotary Foundation Inc. | -- |
| Ottawa Senior Center Inc. | -- |
| Ottawa Suzuki Strings Inc. | -- |
| Ottawa Teens Inc. | -- |
| Ottawa University | -- |
| Over the Road Gang Inc. | -- |
| Power of the Past Antique Engine and Tractor Show | -- |
| Ransom Memorial Hospital Charitable Association Inc. | -- |
| Rena Towner Test Tr | 4 |
| Shelly Ward Ottawa High School Cheerleader Scholarship Trust | 4 |
| The United Way of Franklin County Association | -- |
| The Writing Conference Inc. | -- |
| Winter School Preservation Inc. | -- |
| Yorkshire Terrier Club of America Rescue Inc. | -- |