| Name | Deductibility Code |
| African American Faculty and Staff Association of St. Charles County | -- |
| Agape Church of Wentzville | -- |
| Alliance for Astronomy Inc. | -- |
| Ave Maria Assumpta Missions Inc. | -- |
| Bennet Inc. | -- |
| Birthright of Wentzville | -- |
| Celebrate Jesus of Haiti Inc. | -- |
| Co C 5th Regt Mo Vol Cavalry Svr-Suvcw Inc. | -- |
| Crider Center C H O I C E S Inc. | -- |
| Crider Health Center Inc. | -- |
| Crider Health Foundation Inc. | -- |
| D Paws Dardenne Prairie Adoption Wellness Shelter | 4 |
| Daughters of Grace Dance Company Inc. | -- |
| Earth Angel Aviators | -- |
| Evidence Worldwide Ministries Incorporated | -- |
| Friends of the Wentzville Parks | -- |
| Gateway - New Horizons Band | -- |
| Gateway Church A General Baptist Congregation | -- |
| House of Favor Christian Church | -- |
| International Christian Ministries | -- |
| International Evangelism Association | -- |
| Jin Jung Kwan Hapkido USA Inc. | -- |
| Legion Baseball Association of Ofallon Inc. | -- |
| Life Changers Inc. | -- |
| Life Enrichment Ministries Inc. | -- |
| Linn Cemetery Association of Wentzville | 6 |
| Lions Club of Wentzville | -- |
| Mary Martha Trhift Shop | -- |
| Midwest Internatiional Academy | -- |
| Midwest University | -- |
| New Community Fellowship Church | -- |
| Peine Ridge Pto | -- |
| Revival Center Fellowship | -- |
| Ron Hunt Eagles Baseball Assn Inc. | -- |
| South County Meals on Wheels Inc. | -- |
| South Linn Cemetery | 6 |
| Ssm St. Joseph Wentzville Auxiliary | -- |
| Ssm St. Joseph Wentzville Foundation | -- |
| St. Theodores Council 9023 | -- |
| Tammy Stratman Brown Charities Ta 05152003 | 4 |
| The Child Center Inc. | -- |
| Therapeutic Horsemanship | -- |
| Timberland Hockey Association | -- |
| Ty Van Thomas Ministries Crossroads Family Fellowship Inc. | -- |
| Vipers Soccer Club | -- |
| Vision Christian Church | -- |
| Wentzville Band Boosters | -- |
| Wentzville Chamber Community Foundation | -- |
| Wentzville Church of Christ | -- |
| Wentzville Green Lantern Senior Services | -- |
| Wentzville Little League Football Association Inc. | -- |
| Wentzville Missouri Community Historical Society | -- |
| Wentzville Retirement Community Inc. | -- |
| Wentzville School District Foundation | -- |
| Wentzville Senior Center Transportation Inc. | -- |
| Wentzville South Middle School Pto | -- |
| West Lake Church of Christ | -- |
| Whip Women Hallowed in Prayer | -- |
| Whs Hockey Club Inc. | -- |