| Name | Deductibility Code |
| 11 65-71 Rvn Reunion | 6 |
| Agape International Ministries Inc. | -- |
| American Black Belt Academy | -- |
| Anchor of Truth Inc. | -- |
| Apostolic Believers Inc. | -- |
| Artspace Collective Inc. | -- |
| Ballet Inc. | -- |
| Boys & Girls Club of Oshkosh Inc. | -- |
| C & R Musky Club Inc. | -- |
| Calvary Mission Center Inc. 90 S Macy St. | -- |
| Casa Cara Inc. | -- |
| Center for Applied Research and Services Inc. | -- |
| Cerebral Palsy of Mideast Wi Inc. | -- |
| Cherith International Inc. | -- |
| Child Care Resource and Referral of Winnebago County Inc. | -- |
| Christian Community Child Center Inc. | -- |
| Christian Faith Fellowship Church Oshkosh Inc. | -- |
| Clarity Care Inc. | -- |
| Community Campus Mission of Oshkosh Inc. | -- |
| Community for Hope of Greater Oshkosh Inc. | 4 |
| Community Theater Group of Oshkosh Incorporated | -- |
| Cooperatice Education Service Agenc Y 6 | -- |
| Cumberland Court Housing Commission Inc. | -- |
| Cutting Edge Health Team Inc. | -- |
| David B Tyriver Memorial Foundation Inc. | -- |
| Dawn Tanner Memorial Inc. | -- |
| Dells Baptist Camp Grounds Inc. | -- |
| Eaa Aviation Foundation Inc. | -- |
| Eaa Vintage Aircraft Association Incorporated | -- |
| Eaa Warbirds of America Inc. | -- |
| Educational Services Inc. | -- |
| Elizabeth Batchelder Davis Childrens Home | 3 |
| Evergreen Manor Foundation Inc. | -- |
| Evergreen Retirement Community | -- |
| Excellence in Leadership Inc. | -- |
| Experimental Aircraft Association Inc. | -- |
| Fast Club of Oshkosh Inc. | -- |
| Father Carrs Place 2b Ltd. | -- |
| First Church of Christ Scientist Endowment Trust Fund | -- |
| Fox Valley Interfaith Association Inc. | -- |
| Fox Valley Thunder Volleyball Inc. | -- |
| Friends of Oshkosh Parks Inc. | -- |
| Friends of Talent Education Inc. | -- |
| Friends of the Oshkosh Area Inc. | -- |
| Friends of the Oshkosh Seniors Center Inc. | -- |
| Frostville Cemetery Association | 6 |
| Gilead II Inc. | -- |
| Gilead III Inc. | -- |
| Glad Tidings Tabernacle Inc. | -- |
| Gramie Jean Foundation Inc. | 4 |
| Graybeard Productions Inc. | -- |
| Healing International Inc. | -- |
| Heart Bound Greyhound Adoption | -- |
| His Church World Outreach Center | -- |
| Hmong Service Center Inc. | -- |
| Holy of Holies | -- |
| Homestead Solutions Inc. | -- |
| Hooper Community Center Inc. | -- |
| Hope and Care Center Inc. | -- |
| Impact Society Inc. | -- |
| Independent Lutheran Theological Education Project Inc. | -- |
| International Aerobatic Club Inc. | -- |
| Jericho Road Ministries Inc. | -- |
| Jerry Peppler Memorial Scholarship Fund | -- |
| John E Kuenzl Foundation Inc. | 4 |
| Jomar of Zion Inc. | -- |
| King of Glory Fellowship | -- |
| Labor of Love Inc. | -- |
| Lords Highlands Inc. | -- |
| Lourdes Foundation Inc. | -- |
| Madranite Circles Church | -- |
| McGuire Family Foundation Inc. | 4 |
| Mercy Medical Center Foundation of Oshkosh Inc. | -- |
| Mercy Medical Center of Oshkosh Inc. | -- |
| Miles Kimball Foundation Inc. | 4 |
| Moms Day Out Preschool Inc. | -- |
| Nami-Oshkosh Alliance for the Mentally Ill | -- |
| National Association of Flight Instructors Education Foundation I | -- |
| Naturist Education Foundation Inc. | -- |
| Northeast Wisconsin Stargazers Newstar | -- |
| Nova Counseling Services Inc. | -- |
| Oaklawn Cemetery Association | 6 |
| Omro Junction & Union Cemetery Association | 6 |
| Oshkosh Area Community Foundation | -- |
| Oshkosh Area Community Foundation Corporation | -- |
| Oshkosh Area Humane Society Inc. | -- |
| Oshkosh Area United Way Inc. | -- |
| Oshkosh B Gosh Foundation Inc. | 4 |
| Oshkosh Chamber of Commerce Foundation Inc. | -- |
| Oshkosh Chamber Singers Incorporated | -- |
| Oshkosh Community News Network Inc. | -- |
| Oshkosh Community Players Inc. | 4 |
| Oshkosh Earth Science Club Inc. | -- |
| Oshkosh Family Incorporated | -- |
| Oshkosh Fine Arts Association Inc. | -- |
| Oshkosh Flyers Football Club Inc. | -- |
| Oshkosh Gymnastic Booster Club Inc. | -- |
| Oshkosh Kiwanis Foundation Incorporated | -- |
| Oshkosh Legion Baseball Association Inc. | -- |
| Oshkosh North Hoops Club Inc. | -- |
| Oshkosh Opera House Foundation Inc. | -- |
| Oshkosh Public Museum Auxiliary Inc. | 4 |
| Oshkosh Sawdust Days Inc. | 6 |
| Oshkosh Symphony Orchestra | -- |
| Oshkosh Truck Foundation Inc. | 4 |
| Oshkosh United Soccer Club Inc. | -- |
| Oshkosh West Basketball Club Inc. | -- |
| Oshkosh Yacht Club Inc. | -- |
| Oshkosh Youth Baseball Inc. | -- |
| Oshkosh Youth Hockey Association Inc. | -- |
| Oshkosh Youth Soccer Club Inc. | -- |
| Oshkosh Zoological Society Inc. | -- |
| Paine Art Center & Gardens Inc. | -- |
| Peter Pan Nursery School Inc. | -- |
| Pickett Steam & Gas Engine Club Inc. | -- |
| Plainfield Gospel Lighthouse Inc. | -- |
| Prune Belly Syndrome Network Inc. | -- |
| Rebel Alliance Theatre Inc. | -- |
| Reformation Ev Lutheran Church | -- |
| Rental Housing Resources Inc. | -- |
| Replica Fighters Association | -- |
| Reptile Awareness Rescue and Education Inc. | -- |
| Safe Action in Flight Emergency Inc. | -- |
| Saint Johns Child Care Learning Center | -- |
| Service League | -- |
| Siena Transitional Living Ctr Inc. | -- |
| Snc Foundation Inc. | 4 |
| Solutions Recovery Inc. | -- |
| St. Pauls United Church of Christ | -- |
| Sunnyview Christian Church | -- |
| Sunset School Parent Teacher Organization | -- |
| The Lords Throne Room Inc. | -- |
| Touch of Silver Twirling Corps Ltd. | -- |
| University of Wisconsin Oshkosh Foundation Inc. | -- |
| University of Wisconsin-Oshkosh Alumni Association | -- |
| Victory Baptist Church Inc. of Oshkosh | -- |
| W S N A C Inc. | -- |
| Weatherby Foundation International | -- |
| Willo Housing Corporation | -- |
| Wings As Eagles Mission Air Service Inc. | -- |
| Winnebago Audubon Society Inc. | -- |
| Winnebago Challenger Little League | 4 |
| Winnebago Conflict Resolution Center Inc. | -- |
| Winnebago County Domestic Animal Response Team Inc. | -- |
| Winnebago County Historical - Archeological Soc Inc. Endwmnt Tr | -- |
| Winnebago County Literacy Council | -- |
| Winnebago Countywide Crime Stoppers Inc. | -- |
| Winnebago Peace and Justice Center | -- |
| Wisconsin Association of Adult Family Home Coordinators Inc. | -- |
| Wisconsin Aviation Hall of Fame Inc. | -- |
| Wisconsin Christian Campus Ministries Inc. | -- |
| Wisconsin College Personnel Association Inc. | -- |
| Wisconsin Family Forests | -- |
| Wisconsin Independent Christian Schools Inc. | -- |
| Wisconsin Interfaith Needs Response Inc. | -- |
| Wisconsin Regional Service Office | -- |
| Wisconsin Search & Rescue Inc. | -- |
| Wyldewood Baptist Church Inc. | -- |
| York Rite Library and Museum Inc. | -- |
| Young Mens Christian Association | -- |
| Zion Lutheran Church Gilead | -- |