| Name | Deductibility Code |
| Animal Rescue League of Marshalltown Iowa | -- |
| Area 6 Foundation | -- |
| Assistance League of Marshalltown Inc. | -- |
| Bill and Phyllis Lane Foundation | 4 |
| Center Associates | -- |
| Central Iowa Art Association | -- |
| Central Iowa Fair Association Inc. | -- |
| Central Iowa Family Planning Inc. | -- |
| Central Iowa Residential Services Inc. | -- |
| Child Abuse Prevention Services Inc. | -- |
| Cyclone Wrestling Club | -- |
| Domestic Violence Alternatives- sexual Assault Center Inc. | -- |
| Emergency Food Box Inc. | -- |
| Fellowship Baptist Church of Marshalltown Iowa | -- |
| Fisher Community Center Foundation | -- |
| Fisher Governor Foundation | 3 |
| Frances M & E Lester Williams Charitable Trust | -- |
| Frank Pierce Trust | 4 |
| Friends of the Marshalltown Iowa Pullic Libray Inc. | -- |
| Full Life Ministry Inc. | -- |
| Gramma Fisher Foundation | 4 |
| Green Mountain Community Park Inc. Producers Savings Bank | 5 |
| H H Beaman Fund | 4 |
| Hargrave Cemetery Association Inc. | 6 |
| Historical Society of Marshall County Iowa | -- |
| Hopes Gate | -- |
| House of Compassion | -- |
| Hughes Grove Historic Neighborhood Inc. | -- |
| Iowa Association of Community Action Directors | -- |
| Iowa Compassion Animal Rescue & Education Sanctuary | -- |
| Iowa Epowerment Conference Corp | -- |
| Iowa People Educating & Encouraging Recovery & Support Network Inc. | -- |
| Iowa River Hospice Inc. | -- |
| Iowa Veterans Foundation | -- |
| Jonathan House Ministries Inc. | -- |
| Kiowa Foundation | 4 |
| Lennox Employees Community Club | -- |
| Liberty Bilingual Baptist Church | -- |
| Main Street Dance Theater Inc. | -- |
| Marshall Alano Society Inc. | -- |
| Marshall Cemetery Association | 6 |
| Marshall County Arts & Culture Alliance Inc. | -- |
| Marshall County Chapter of the Izaak Walton League of America | -- |
| Marshall County Child Care Services Inc. | -- |
| Marshall County Coalition for Youth | -- |
| Marshall County Commission on Aging Inc. | -- |
| Marshall Economic Development Impact Committee | -- |
| Marshalltown Area Soccer Club Inc. | -- |
| Marshalltown Area United Way | -- |
| Marshalltown Area Youth Center | -- |
| Marshalltown Association for Catholic Education Evangelization | -- |
| Marshalltown Auditorium Foundation | -- |
| Marshalltown Boxing Club Inc. | -- |
| Marshalltown Childrens Museum | -- |
| Marshalltown Christian School | -- |
| Marshalltown Community College Foundation | -- |
| Marshalltown Community Concertassociation | -- |
| Marshalltown Community School District Foundation | -- |
| Marshalltown Community Theatre | -- |
| Marshalltown Development Foundation | -- |
| Marshalltown Education Partnership Inc. | -- |
| Marshalltown Federation of Womens Clubs | -- |
| Marshalltown Football League | -- |
| Marshalltown Girls Softball Association - Mgs | -- |
| Marshalltown Little Cats | -- |
| Marshalltown Little League | -- |
| Marshalltown Medical & Surgical Center | -- |
| Marshalltown Mens Chorus | -- |
| Marshalltown Roller Hockey Association | -- |
| Marshalltown Rotary Foundation | -- |
| Marshalltown Ymca-Ywca | -- |
| Marshalltown Ymca-Ywca Heritage Club | -- |
| Marshalltown Youth Foundation | -- |
| Martha Ellen Tye Foundation | 4 |
| Meals on Wheels Association of Marshalltown Iowa | -- |
| Mega 10 | -- |
| Meliora Partners Inc. | -- |
| Mid Iowa Antique Power Association Inc. | -- |
| Mid-Iowa Community Action -mica- incorporated | -- |
| Mmsc Foundation | -- |
| Mohon Family Foundation | 4 |
| National 4th -ivy- division Association | 6 |
| New Hope Christian Church | -- |
| New Hope New Life | -- |
| Nick Norris Memorial Foundation | 4 |
| Oktemberfest Foundation | -- |
| Orpheum Centre of Marshalltown Inc. | -- |
| Phyllis Perry Hulton Educational Trust | 4 |
| Pink Ribbon Support Group | -- |
| Prevailing Word Church | -- |
| Quarry Community Chapel | -- |
| Reeds Battery Second Iowa Light Artillery | -- |
| Roskopf Williams Scholarship Trust | 4 |
| Senior Citizens Center Inc. | -- |
| Silver Spectrum Drum and Bugle Corp | -- |
| Sister Cities Association of Marshalltown Inc. | -- |
| Substance Abuse Treatment Unit of Central Iowa | -- |
| Sudanese Community Development Services | -- |
| Susie F Sower Trust | -- |
| Team Hoglan Inc. | -- |
| The Community Nursing Service | -- |
| Trilogy-Embers of Marshalltown Ia Inc. | -- |
| Vineyard Christian Fellowship- marshalltown | -- |
| Wolfe Cataract Foundation | 4 |
| Young Mens Christian Association of Mashalltown | -- |
| YWCA | -- |