| Name | Deductibility Code |
| Agape Pregnancy Center of Okmulgee Inc. | -- |
| Christ the King Ministries Inc. | -- |
| Church House of Prayer Ministries Inc. | -- |
| Courts of Praise Family Worship Center Inc. | -- |
| Creek Council House Museum Association | -- |
| Creek Nation Foundation Inc. | -- |
| Creoks Mental Health Services | -- |
| Deep Fork Community Action Foundation Inc. | -- |
| Destiny Unknown Development Enterprise Foundation | -- |
| Dunbar All-School Association Inc. | -- |
| Ece Foundation Inc. | -- |
| Embracing Love Ministries Inc. | -- |
| Emergency Medical Service A Trust | -- |
| Faith Christian Center Inc. | -- |
| Family Vision of Christ Ministry and Food Outreach | -- |
| Friends of the Deep Fork National Wildlife Refuge Inc. | -- |
| Friends of the Okmulgee Public Library | -- |
| Green Country Baseball Association | -- |
| Holy Hills Church & Retreat Inc. of Okmulgee County Ok | -- |
| M A D E Ministries | -- |
| Mvskoke Food Sovereignty Initiative | -- |
| National Mayors Foundation Inc. | -- |
| New Horizons Mentoring Inc. | -- |
| Northeast Oklahoma Manufacturing Council Inc. | -- |
| Northside Evangelistic Temple Inc. | -- |
| Okmulgee Area Development Corporation | -- |
| Okmulgee Cemetery Association | 6 |
| Okmulgee County Adult Day Care Center Inc. | 4 |
| Okmulgee County Family Resource Center Inc. | -- |
| Okmulgee County Family Y | -- |
| Okmulgee County Homeless Shelter Inc. | -- |
| Okmulgee County Humane Society | -- |
| Okmulgee County Multi-Cultural Heritage Association | -- |
| Okmulgee Dui School | 4 |
| Okmulgee Education Foundation | -- |
| Okmulgee High School Alumni Associaton Inc. | -- |
| Okmulgee Learning Center Inc. | -- |
| Okmulgee Literacy Council | -- |
| Okmulgee Main Street Inc. | -- |
| Okmulgee Medical Foundation Inc. | -- |
| Okmulgee Memorial Hospital Inc. | -- |
| Okmulgee Service League Inc. | -- |
| Okmulgee Unity Club Inc. | -- |
| Okmulgee-Okfuskee County Youth Services Inc. | -- |
| Open Skies Ministries Inc. | -- |
| Pastoral Care | -- |
| Stonebridge Academy Institute | -- |
| Up With Trees Okmulgee Inc. | 4 |