| Name | Deductibility Code |
| Ahne Road Farms Inc. | -- |
| Alois & Twyla O Luhr Foundation | 4 |
| Association of Firearm & Tool Mark Examiners | -- |
| Bi-State Celiac Support Groups | -- |
| Friends of Morrison Talbott Library | -- |
| Happy Trails Therapeutic Horsemanship | -- |
| Harvest Center | -- |
| Human Support Services | -- |
| Humane Society of Monroe County Illinois | -- |
| Illinois Helicopter Enforced Land Patrol | -- |
| Illinois Sister Cities Association | -- |
| International Theological Education Ministries Inc. | -- |
| Life Network of Southern Illinois | -- |
| Lighthouse Church | -- |
| Living the Adventure Ministries Inc. Nfp | -- |
| Mental Health Endowment Foundation | -- |
| Midwest Fury Soccer Club | -- |
| Monroe Actors Stage Company | -- |
| Monroe County Apartments 4 Assn | -- |
| Monroe County Apartments Inc. | -- |
| Monroe County Extension & 4-H Education Foundation | -- |
| Monroe County Farm Bureau Foundation | -- |
| Monroe County Heritage Foundation | -- |
| Monroe County Historical Society | -- |
| Monroe County Nursing Home Memorial Endowment Association | -- |
| Mueth Family Foundation | 4 |
| National Association of Country Western Dance Teacher | -- |
| Peterstown Heritage Society Inc. | -- |
| Sister Cities of Columbia Illinois Inc. | -- |
| St. Pauls Evangelical Burial Park- conrad Kolmer Memorial | 6 |
| Waterloo Columbus Club Inc. | 4 |
| Waterloo High School Bulldogs Athletic Booster Club | -- |
| Waterloo Lil Dawgs Football Club | -- |
| Waterloo Museum Society | -- |
| Waterloo Senior Group | -- |
| Waterloo Sports Association | -- |