| Toastmasters InternationalRiverside | Form 990-N | No figure |
| Toastmasters InternationalUrbandale | Form 990-N | No figure |
| Toastmasters InternationalFort Dodge | Form 990-N | No figure |
| Toastmasters InternationalWaterloo | Form 990-N | No figure |
| Fuller Center for Housing IncShenandoah | Form 990-N | No figure |
| Association of Fundraising ProfessionalsCedar Falls | Form 990-N | No figure |
| Toastmasters InternationalMadrid | Form 990-N | No figure |
| Toastmasters InternationalSioux City | Form 990-N | No figure |
| Toastmasters InternationalDes Moines | Form 990-N | No figure |
| PTA Iowa CongressRunnells | Form 990-N | No figure |
| Beta Phi MuIowa City | Form 990-N | No figure |
| Beta Alpha Psi National CouncilAmes | Form 990-N | No figure |
| PTA Iowa CongressClinton | Form 990-N | No figure |
| Society for Preservation & Encourmt of Barbershop Quartet Singing AmerMuscatine | Form 990-N | No figure |
| Sigma Theta Tau International IncWaterloo | Form 990-N | No figure |
| Pi Mu Epsilon IncDecorah | Form 990-N | No figure |
| Society of Women EngineersMarion | Form 990-N | No figure |
| Future Farmers of America and Its State Associations & Local ChapterEarlville | Form 990-N | No figure |
| Future Farmers of America State Associations & Local ChapterOttumwa | Form 990-N | No figure |
| Future Farmers of America State Associations & Local ChapterIndependence | Form 990-N | No figure |
| Pflag Clinton-River CitiesClinton | Form 990-N | No figure |
| Storm RTC IncIndianola | Form 990-N | No figure |
| National Society of the Daughters of the American RevolutionUrbandale | Form 990-N | No figure |
| The Lester Reed Music Project FoundationWinterset | Form 990-N | No figure |
| American Society for Training and DevelopmentDavenport | Form 990-N | No figure |
| Tabor Historical SocietyTabor | Form 990-N | No figure |
| Pflag Storm LakeStorm Lake | Form 990-N | No figure |
| Divine Hopes Orphan Advocates IncAnkeny | Form 990-N | No figure |
| Future Farmers of America State Association & Local ChapterWayland | Form 990-N | No figure |
| Future Farmers of America State Association & Local ChapterCenter Point | Form 990-N | No figure |
| Vinton Ving Tsun Kung Fu ClubCedar Rapids | Form 990-N | No figure |
| Fairbank Fire and EMS AssociationFairbank | Form 990-N | No figure |
| National TTT SocietyWest Des Moines | Form 990-N | No figure |
| Toastmasters InternationalDe Witt | Form 990-N | No figure |
| Toastmasters InternationalDes Moines | Form 990-N | No figure |
| Toastmasters InternationalMarion | Form 990-N | No figure |
| Toastmasters InternationalMarion | Form 990-N | No figure |
| Toastmasters InternationalAmes | Form 990-N | No figure |
| Toastmasters InternationalDes Moines | Form 990-N | No figure |
| Toastmasters InternationalGrimes | Form 990-N | No figure |
| National TTT SocietyWest Des Moines | Form 990-N | No figure |
| Paws - People for the Awareness and Welfare of Strays TNR and WildlifManly | Form 990-N | No figure |
| National Ffa OrganizationThor | Form 990-N | No figure |
| Bound for the Kingdom IncClinton | Form 990-N | No figure |
| National Society of the Children of the American RevolutionKnoxville | Form 990-N | No figure |
| Future Farmers of America State Associations & Local ChapterWapello | Form 990-N | No figure |
| Greater Community Hospital Auxiliary Enterprises IncCreston | Form 990-EZ | -$573FY2025 |
| Cascade High School Booster ClubCascade | Form 990-EZ | -$3,564FY2022 |
| PTA Iowa CongressDes Moines | Form 990-EZ | -$6,622FY2026 |
| People Against Cancer IncOtho | Form 990-N | No figure |