| Name | Deductibility Code |
| Adams County Developmental Center | -- |
| Adams County Hospital 2 | -- |
| Adams County Pet Rescue | -- |
| Adams County Resource Center | -- |
| Big Bend Resource Conservation and Development Council | -- |
| Bronc Boosters | -- |
| Caring Neighbors | -- |
| Citizens Hazardous Waste Coalition | -- |
| Community Event Productions Association | -- |
| Dr Frank R Burroughs Home & Depot Museum | -- |
| East Adams County Health Care Foundation | -- |
| H E Gritman Senior Citizens Center Inc. | -- |
| Lind Little League Association | -- |
| New Hope Center | -- |
| Rhema Faith Assembly | -- |
| Ritzville High School Alumni Association | -- |
| Ritzville Ministerial Association | -- |
| Ritzville Volunteer Ambulance Association | -- |
| Ritzville Warehouse Foundation | 4 |
| Wagon Train Descendants | -- |