| Name | Deductibility Code |
| Agricultural Education Foundation Inc. | 4 |
| Another Chance for Pets | -- |
| Arthur Chapter 427 Order of Eastern Star of Illinois | 4 |
| Dewitt-Piatt Community Health Partnership | -- |
| First Baptist Church of Monticello Illinois | -- |
| George V & Cora A Betts Trust | 4 |
| Illinois Township Attorneys Association | -- |
| John & Mary E Kirby Hospital | -- |
| Kirby Hospital Foundation | -- |
| Metamorphosis Elementary School of Monticello Inc. | -- |
| Monticello Area Arts Council | -- |
| Monticello Area Education Foundation | -- |
| Monticello Christian Academy | -- |
| Monticello Community Good News Chapel Independent Methodist Churc | -- |
| Monticello Industrial Action Corp | 4 |
| Monticello Main Street | -- |
| Monticello Railway Museum Inc. | -- |
| Monticello Regional Civic Center Foundation | -- |
| Monticello Theatre Association Mta | -- |
| Monticello-Piatt County Nutrition Program Inc. | -- |
| Piatt County Crime Stoppers Inc. | -- |
| Piatt County Farm Bureau Foundation | -- |
| Piatt County Historical & Genealogical Society | -- |
| Piatt County Museum Inc. | -- |
| Piatt County Nursing Home Foundation | -- |
| Piatt County Toy & Gift Program Inc. | -- |
| Primary Communications Project | -- |
| Tatman Village Inc. | -- |
| Urbana Permaculture Project | -- |
| Virginia Theatre Group | -- |
| Willow Tree Missions | -- |