| STC Music Boosters IncToledo | Form 990-N | No figure |
| The Friends of the Dubuque County LibraryAsbury | Form 990-N | No figure |
| ArtsbasicsBettendorf | Form 990-N | No figure |
| Solon Parent Teacher OrganizationSolon | Form 990-N | No figure |
| Friends of the Adel Public Library FoundationAdel | Form 990-N | No figure |
| Oneota Historic Future AllianceDecorah | Form 990-N | No figure |
| Benton Community Parent Teacher OrganizationAtkins | Form 990-N | No figure |
| Van Meter Spanish Travel ClubWaukee | Form 990-N | No figure |
| Humboldt Project Prom IncHumboldt | Form 990-N | No figure |
| Washington Music Boosters IncWashington | Form 990-N | No figure |
| Kellen Morrison Memorial Scholarship FundLogan | Form 990-N | No figure |
| Indian Hills Junior High Committee for Parent InvolvementClive | Form 990-N | No figure |
| Two County DustersYorktown | Form 990-N | No figure |
| Quad City Tamil SchoolBettendorf | Form 990-N | No figure |
| English Valleys Community Scholarship Foundation IncSouth English | Form 990-N | No figure |
| Men of Impact IncUrbandale | Form 990-N | No figure |
| Friends of the Lenox Public LibraryLenox | Form 990-N | No figure |
| Centerville Performing Arts BoostersCenterville | Form 990-N | No figure |
| Rotary Club of Maquoketa Iowa Foundation IncMaquoketa | Form 990-N | No figure |
| Little Big WomenDes Moines | Form 990-N | No figure |
| Family Resources and SupportCouncil Bluffs | Form 990-N | No figure |
| Lincoln Parent Teacher GroupWashington | Form 990-N | No figure |
| Siouxland Lean ConsortiumRock Valley | Form 990-N | No figure |
| Ames Chinese Language AcademyAmes | Form 990-N | No figure |
| Balloon Training AcademySwisher | Form 990-N | No figure |
| Carson & Claire Forever Foundation IncNevada | Form 990-N | No figure |
| Davis County Genealogical SocietyBloomfield | Form 990-N | No figure |
| Faith Homeschool CommunityCedar Falls | Form 990-N | No figure |
| Waco PTOCrawfordsville | Form 990-N | No figure |
| Friends of Villisca Public Library Chapter 1Villisca | Form 990-N | No figure |
| Amsha Foundation IncSheldon | Form 990-N | No figure |
| Launching ArrowsOskaloosa | Form 990-N | No figure |
| Iowa City Japanese SchoolCoralville | Form 990-N | No figure |
| Garwin Library Foundation IncGarwin | Form 990-N | No figure |
| League of Women Voters of Metropolitan Des MoinesWest Des Moines | Form 990-N | No figure |
| Mt Ayr Raider Education Foundation IncMount Ayr | Form 990-N | No figure |
| Liberty High School Parent Student Teacher Organization IncNorth Liberty | Form 990-N | No figure |
| Fire Foundation of Northeast IowaRaymond | Form 990-N | No figure |
| Parent Booster USA IncEarlham | Form 990-N | No figure |
| Raising Arrows Homeschool Organization IncAnkeny | Form 990-N | No figure |
| Warren County RoboticsIndianola | Form 990-N | No figure |
| Pleasant Valley Drama Boosters IncRiverdale | Form 990-N | No figure |
| Security Des Moines IncGrinnell | Form 990-N | No figure |
| Oak Leaf Educational FoundationWest Des Moines | Form 990-N | No figure |
| Kids Read Free IncAmana | Form 990-N | No figure |
| Hawks Wrestling CommitteeAnkeny | Form 990-N | No figure |
| Divine AccessWest Des Moines | Form 990-N | No figure |
| Monticello Vocal Treble Makers OrganizationMonticello | Form 990-N | No figure |
| Wilton PTOWilton | Form 990-N | No figure |
| Drexler Middle Intermediate School PTOFarley | Form 990-N | No figure |