| Name | Deductibility Code |
| 1st Fridays Art Walk of Fairfield Inc. | -- |
| 8000 Now | 4 |
| Alliance for Bio-Integrity | -- |
| Art Life Society Inc. | -- |
| Art of Living Foundation | -- |
| Art Realized From Totality | -- |
| Aurora Agri-Cultural Learning Center | -- |
| Berman Family Foundation | 4 |
| Cacs Inc. | -- |
| Carnegie Museum Foundation of Jefferson County | -- |
| Church of the Holy Spirit Charitable Trust | -- |
| Community Childcare Center Inc. | -- |
| Conservation Foundation of Jefferson County Iowa | -- |
| Conserve Inc. | -- |
| Coordinating Council | -- |
| Dance Theatre of Iowa | -- |
| David Lynch Foundation for Consciousness-Based Education and | -- |
| Devaloka Ashram | -- |
| Dharma Foundation | -- |
| Education Foundation of Fairfieled Public Scholls Inc. | -- |
| Emry Foundation | -- |
| Eric Schwartz Fam Foundation | 4 |
| Fairfield Area Community Theatre Association | -- |
| Fairfield Area Development Foundation | -- |
| Fairfield Art Association | -- |
| Fairfield Babe Ruth League Incorporated | -- |
| Fairfield Bike Fest Inc. | -- |
| Fairfield Christian School | -- |
| Fairfield Community Concert Association Incorporated | -- |
| Fairfield Community Fund Inc. | -- |
| Fairfield Educational Radio Station | -- |
| Fairfield Evergreen Cemetery Association | 6 |
| Fairfield Optimist Foundation | -- |
| Fairfield Parks and Recreation Foundation | -- |
| Fairfield Public Library | -- |
| Fairfield Public Library Foundation Inc. | -- |
| Fairfield Synagogue Inc. | -- |
| Fairfield Youth Advocacy Inc. | -- |
| Fell Cemetery Assn | 6 |
| Fire on the Altar Ministries Inc. | -- |
| Fred Shelley Gratzon Foundation | -- |
| Greater Jefferson County Foundation | -- |
| Guild Foundation | -- |
| Harper Brush Works Foundation Inc. | 4 |
| Institute of Higher Thought & Leade Rship | -- |
| International Foundation of Consciousness Based Education for | -- |
| Invincibility Foundation | 4 |
| Iowa Association of Safety Education | -- |
| Iowa Contemporary Art | -- |
| Iowa Justice Project Inc. | -- |
| Iowa Theater Company | -- |
| Jefferson County 4-H Foundation | -- |
| Jefferson County Agency on Aging | -- |
| Jefferson County Civic Center Inc. | -- |
| Jefferson County Farmers and Neighbors Inc. | -- |
| Jefferson County Historical Society | -- |
| Jefferson County Homemaker-Home Health Aide Service | -- |
| Jefferson County Hospital Foundation Inc. | -- |
| Jefferson County Iowa Chapter of the Izaak Walton League of America | -- |
| Jefferson County Police Reserve & Posse Jefferson County Law Center | -- |
| John Herr Foundation Tr | 4 |
| M U M Housing Incorporated | -- |
| Maasdam Barn Preservation Committee | -- |
| Maharishi Global Administration Through Natural Law | 1 |
| Maharishi Global Development Fund | -- |
| Maharishi Global Vedic Observatories Corporation | -- |
| Maharishi University of Enlightenment | -- |
| Maharishi University of Management | -- |
| Maharishi University of Management Public Foundation | -- |
| Maharishi Vedic Education Development Corp | 1 |
| Maharishi Vedic Organic Agriculture Institute | -- |
| Manavata Mandir | -- |
| Medical Assistance Foundation | -- |
| My Lucky Day Inc. | -- |
| Noahs Ark Foundation Inc. | -- |
| North Star Dimensions Inc. | -- |
| Olson Institute for Quality of Life | -- |
| Pathfinders Resource Conservation and Development Area Inc. | -- |
| Phillip A Greiner Memorial Scholarship Fund | 4 |
| Polishville Association Inc. | -- |
| Ralph A Perry Scholarship Tr | -- |
| Richland Community Club Inc. | -- |
| Route 34 Bmx Inc. | -- |
| Sacred Sun Ministries | -- |
| Sakthi Foundation Inc. | -- |
| Service & Education A Volunteer Association | -- |
| Southeast Iowa Pet Food Assistance Program Inc. | -- |
| Southeast Iowa Skeet Club | -- |
| St. Gabriel and All Angels | -- |
| Sustainable Living Coalition | -- |
| Ted and Barbara McLaughlin Foundation | 4 |
| The Foundation of Environmental Improvement | -- |
| The McElhinniy Foundation | -- |
| The Ritam Foundation Inc. | 4 |
| USA Work & Study Inc. | -- |
| Way Off Broadway Musical Theatre Inc. | -- |
| World Peace Associates | -- |
| Zimmerman Family Foundation | 4 |