| Fbi National Academy Associates IncMarshalltown | Form 990-N | No figure |
| Iowa Council for the Social Studies IncMadrid | Form 990-N | No figure |
| Marshalltown Girls Softball Association - MGSMarshalltown | Form 990-N | No figure |
| Montrose Township Historical SocietyMontrose | Form 990-N | No figure |
| Iowa Educational Research and Evaluation AssociationDes Moines | Form 990-N | No figure |
| General Federation of Womens ClubSolon | Form 990-N | No figure |
| Westphalia Volunteer Fire DepartmentHarlan | Form 990-N | No figure |
| Polk County Crime Stoppers Program IncDes Moines | Form 990-N | No figure |
| Metropolitan Chorale IncWaterloo | Form 990-N | No figure |
| Parmenas Benevolent AssociationDavenport | Form 990-N | No figure |
| Carlisle Alumni AssociationCarlisle | Form 990-N | No figure |
| Hope HouseCharles City | Form 990-N | No figure |
| Masonic Community CenterBelle Plaine | Form 990-N | No figure |
| Friends of the Madrid Public LibraryMadrid | Form 990-N | No figure |
| Atlantic Right to LifeAtlantic | Form 990-N | No figure |
| Pleasantville Alumni Association IncPleasantville | Form 990-N | No figure |
| Noelridge Park Christian Careers Scholarship FundCedar Rapids | Form 990-N | No figure |
| Madison County Foundation for Environmental EducationWinterset | Form 990-N | No figure |
| Friends of the Coralville Public LibraryCoralville | Form 990-N | No figure |
| Knights of Columbus 7823 Epworth Placid CouncilEpworth | Form 990-N | No figure |
| Music BoostersIda Grove | Form 990-N | No figure |
| Sageville Parent Teachers ClubDubuque | Form 990-N | No figure |
| Mills MasquersGlenwood | Form 990-N | No figure |
| Iowa Federation of Humane SocietiesDes Moines | Form 990-N | No figure |
| Golden Age Center of Woodbine IncWoodbine | Form 990-N | No figure |
| Colfax Community Senior Citizens OrganizationColfax | Form 990-N | No figure |
| Psi Chi the National Honor Society in PsychologyDes Moines | Form 990-N | No figure |
| Friends of the Cedar Falls Public Library IncCedar Falls | Form 990-N | No figure |
| Cystic Fibrosis Support Association IncAmes | Form 990-N | No figure |
| Solon Area Community FoundationSolon | Form 990-N | No figure |
| PTA Iowa CongressCedar Rapids | Form 990-N | No figure |
| United States Amateur Boxing IncMount Pleasant | Form 990-N | No figure |
| 4-H Clubs & Affiliated 4-H OrganizationsFort Dodge | Form 990-N | No figure |
| Bel Canto ChoraleBurlington | Form 990-N | No figure |
| Mississippi Terrace Tenant AssociationKeokuk | Form 990-N | No figure |
| Emmanuel Tabernacle ChurchesOxford Junction | Form 990-N | No figure |
| Blockton Community Betterment AssociationBlockton | Form 990-N | No figure |
| Des Moines County Conservation FoundationBurlington | Form 990-N | No figure |
| Rotary Wheel ClubIowa City | Form 990-N | No figure |
| Iowa Music Teachers AssociationClinton | Form 990-N | No figure |
| Keokuk Concert AssociationKeokuk | Form 990-N | No figure |
| Scarville Booster ClubScarville | Form 990-N | No figure |
| Belmond Community Care Car IncBelmond | Form 990-N | No figure |
| Meals on Wheels Association of Marshalltown IowaMarshalltown | Form 990-N | No figure |
| Vinton Industries LtdVinton | Form 990-N | No figure |
| East Iowa Heirloom Quilters IncMarion | Form 990-N | No figure |
| Friends of the Sioux City Public LibrarySioux City | Form 990-N | No figure |
| Wayne County Hospital AuxiliaryCorydon | Form 990-N | No figure |
| Lansing Stone School CorporationLansing | Form 990-N | No figure |
| Old Fort Players IncFort Madison | Form 990-N | No figure |