| Name | Deductibility Code |
| Arnold and Mildred Erickson Charitable Foundation Incorporated | 4 |
| Art Attack School of Art Ltd. | -- |
| Bickner Family Foundation | 4 |
| Cadre International | -- |
| Casa-Dekalb County Inc. | -- |
| Chris and Katherine Boulos Foundation | 4 |
| Christian Senior Ministries Inc. | -- |
| City of Sycamore Irrv Tr Edna R Jacobsen | 4 |
| City of Sycamore Irrv Tr FBO Mary E Wetzel | 4 |
| Cornerstone Christian Academy of Dekalb County | -- |
| Dekalb County 4-H Foundation Inc. | -- |
| Dekalb County Community Foundation | -- |
| Dekalb County Economic Development Corporation | -- |
| Dekalb County Farm Bureau Foundation | -- |
| Dekalb County Historical Society | -- |
| Douglas C and Lynn M Roberts Family Foundation | 4 |
| Elmwood Cemetery Company | 6 |
| Farny R Wurlitzer Foundation | 4 |
| Free Indeed Ministries International | -- |
| George E and Betty B Dutton Foundation | 4 |
| Goodfellows of Dekalb-Sycamore Inc. | -- |
| H-R Eye Institute Inc. | -- |
| Hauser-Ross Eye Research Foundation Inc. | 4 |
| Heart to Heart | -- |
| Helen E Roberts 03-23-92 33-2564-01 | 4 |
| Hoehnhoover Scholarship Foundation | 4 |
| Ideal Industries Foundation | 4 |
| Kishwaukee Childrens Chorus | -- |
| Lions of Illinois Endowment Fund | -- |
| Lions of Illinois Foundation | -- |
| Lorene Brown Scholarship Foundation | 4 |
| Louis Martin Family Charitable Trust | 4 |
| Mary K Roberts Charitable Tax Exempt Tr 08-24-02 1215256317 | 4 |
| Mary K Roberts Scholarship Foundation | 4 |
| McQueen Charitable Irrv Tr | 4 |
| Midwest Museum of Natural History | -- |
| Nesbitt Medical Student Foundation | 4 |
| Network of Nations | -- |
| Nguzo Saba Mens Club of Dekalb | -- |
| North Grove School Association | -- |
| O H Corporation | -- |
| O H Residences Inc. | -- |
| O Robert Hoover Charitable Irrv Tr Ua | 4 |
| Oaken Acres Wildlife Refuge and Rehabilitation Center | -- |
| Ohio Grove Cemetery Assn | 6 |
| Opportunity House Inc. | -- |
| Pay It Forward House Nfp | -- |
| Research and Development Institute | -- |
| Rock Christian Church Inc. | -- |
| Student Loan and Scholarship Fund Inc. | -- |
| Sycamore Arts Council | -- |
| Sycamore Charities Inc. | 4 |
| Sycamore Child Care Inc. | -- |
| Sycamore Church of Christ | -- |
| Sycamore Depository for Charities Inc. | -- |
| Sycamore Education Foundation | -- |
| Sycamore Historical Society | -- |
| Sycamore Music Boosters | -- |
| Sycamore Pumpkin Festival Inc. | -- |
| Sycamore Softball for Girls | -- |
| Sycamore Youth Baseball | -- |
| The Hindu Worship Society of Northern Illinois | -- |
| The United Leukodystrophy Foundation Inc. | -- |
| Thomas B Jones & Grace Stevenson Jones Charitable Foundation | 4 |
| United Leukodystrophy Research & Education Foundation Inc. | -- |
| United Veterans Association Inc. | 6 |
| Voluntary Action Center of Dekalb County | -- |
| Watershed Appreciation Through Education and Research | -- |