| Name | Deductibility Code |
| Chapel of Faith 116 S 3rd St. | -- |
| Crook Co Council of County Services | -- |
| Crook County Cares | -- |
| Crook County Family Violence and Sexual Assault Services | -- |
| Crook County Fire Fighters Auxilliary | -- |
| Crook County Library Foundation Inc. | -- |
| Crook County Medical Services District Foundation Inc. | -- |
| Crook County Museum & Art Galley Foundation | -- |
| Crook County Senior Services Incorporated | -- |
| Kid Prints Inc. | -- |
| Powder River Energy Corporation Foundation Inc. | -- |
| Sundance Church of Christ | -- |
| Sundance Kids Day Care Center Inc. | -- |
| Sundance Senior Citizen Center Inc. | -- |
| Teen Challenge of Wyoming Inc. | -- |
| Vore Buffalo Jump Foundation | -- |