| Radiant Joy InternationalClive | Form 990 or 990-EZ | No figure |
| Beacon of Light OutreachDubuque | Form 990-N | No figure |
| Ikm-Manning Baseball BoostersManning | Form 990-N | No figure |
| Des Moines AirshowUrbandale | Form 990 or 990-EZ | No figure |
| Heart of KindnessWaterloo | Form 990-N | No figure |
| Friends of the Carnegie-Stout Public LibraryDubuque | Form 990-N | No figure |
| Orab Athletic Booster ClubSheldon | Form 990-N | No figure |
| Des Moines Area Association of Realtors FoundationWest Des Moines | Form 990-PF | No figure |
| The Clear Lake Parent Communication Network IncClear Lake | Form 990-N | No figure |
| Friends of the Atlantic Public LibraryAtlantic | Form 990-N | No figure |
| Midwest Protestant Reformed Secondary School SocietyHull | None required | No figure |
| Des Moines Neighborhood Resource OfficeDes Moines | None required | No figure |
| The Friends of the Clarksville Public LibraryClarksville | Form 990-N | No figure |
| West Branch Community Early Learning Center PTOWest Branch | Form 990-N | No figure |
| Living Oaks Cottage SchoolDes Moines | Form 990 or 990-EZ | No figure |
| GMG Secondary Activity BoostersGladbrook | Form 990-N | No figure |
| Linn County Amateur Radio ClubCedar Rapids | Form 990-N | No figure |
| The Voice of Hope IncIowa City | Form 990-N | No figure |
| Iowa Beverage Education CollectiveWest Des Moines | Form 990-N | No figure |
| Friends of the Stanton Public Library IncStanton | Form 990-N | No figure |
| Eaa Chapter 227 IncDenver | Form 990-N | No figure |
| Grant Wood United PTOCedar Rapids | Form 990-N | No figure |
| Iowa Scholarship Granting OrganizationBettendorf | Form 990 or 990-EZ | No figure |
| Columbus Music BoostersColumbus Junction | Form 990-N | No figure |
| Friends of the Altoona Library FoundationAltoona | Form 990-N | No figure |
| Mike Hoekstra Memorial Scholarship FundWilton | Form 990-N | No figure |
| Global Discovery FoundationCedar Falls | Form 990-N | No figure |
| The Actuarial CollectiveGrundy Center | Form 990-N | No figure |
| Friends Foundation of La Porte City Public LibraryLa Porte City | Form 990-N | No figure |
| Inspired EducationAplington | Form 990 or 990-EZ | No figure |
| Opalite FoundationBettendorf | Form 990-N | No figure |
| The Iowa Catholic Scholarship Granting OrganizationDes Moines | Form 990 or 990-EZ | No figure |
| Historical& Cultural Association or GDavenport | Form 990-N | No figure |
| Treynor Class of 2028Council Bluffs | Form 990-N | No figure |
| North Linn Parent Teacher OrganizationTroy Mills | Form 990-N | No figure |
| Ev After Prom ParentsNorth English | Form 990-N | No figure |
| Reed ThomismDyersville | Form 990-N | No figure |
| The Kalen Cousin Scholarship FundGrimes | Form 990-N | No figure |
| Fairfield Public LibraryFairfield | None required | No figure |
| National Assistance FoundationDes Moines | None required | No figure |
| Phi Eta Sigma National Honor Society IncDes Moines | Form 990 or 990-EZ | No figure |
| Galva Holstein Scholarship FoundationHolstein | Form 990-N | No figure |
| Asian & Pacific Islander Social Work Educators AssociationCedar Falls | Form 990-N | No figure |
| Centerville Trap TeamCenterville | Form 990-N | No figure |
| Tipton Ffa Alumni and SupportersTipton | Form 990-N | No figure |
| Iowa Association of Alternative EducationDes Moines | Form 990-N | No figure |
| Northwest Junior High Parent Student Teacher AssociationCoralville | Form 990-N | No figure |
| MSTM Ffa Alumni and SupportersMartensdale | Form 990-N | No figure |
| Findley Elementary PTODes Moines | Form 990-N | No figure |
| House of ConquerorsBettendorf | Form 990-N | No figure |