| Pella Amateur Radio ClubPella | Form 990-N | No figure |
| Winterset Fire Fighters Association IncWinterset | Form 990-N | No figure |
| Clay Township Fire Dept FirefighterTracy | Form 990-N | No figure |
| Star 1 Search and Rescue AssociationAmes | Form 990-N | No figure |
| Clay County Citizens Awareness Council IncorporatedSpirit Lake | Form 990-N | No figure |
| Altoona Fire Fighters AssociationAltoona | Form 990-N | No figure |
| Ricketts Fire Department of Ricketts IowaRicketts | Form 990-N | No figure |
| Miles Volunteer Fire DepartmentMiles | Form 990-N | No figure |
| Iowa Society of Fire Service InstructorsWinfield | Form 990-N | No figure |
| Lake Mills Fire Fighters AssociationLake Mills | Form 990-N | No figure |
| Albia Rescue and Firefighters AssociationAlbia | Form 990-N | No figure |
| Centerville Volunteers Fire Fighters AssociationCenterville | Form 990-N | No figure |
| Scott County Fire Chiefs AssociationBlue Grass | Form 990-N | No figure |
| Gilman Volunteer Fire Fighters AssociationGilman | Form 990-N | No figure |
| Troy Mills Fire Department IncTroy Mills | Form 990-N | No figure |
| Jamaica Emergency Services Association IncJamaica | Form 990-N | No figure |
| Mitchellville Firefighters Association IncMitchellville | Form 990-N | No figure |
| Iowa Underwater Search & Rescue IncMason City | Form 990-N | No figure |
| Blairstown Firemans Association IncBlairstown | Form 990-N | No figure |
| Winneshiek Trail TwistersDecorah | Form 990-N | No figure |
| Clermont Volunteer Fire Dept IncClermont | Form 990-N | No figure |
| Milford Volunteer Fire Department FoundationMilford | Form 990-N | No figure |
| Webster City Fire Fighters AssociationWebster City | Form 990-N | No figure |
| Amana Fire Fighters Association IncAmana | Form 990-N | No figure |
| Alburnett Fire Fighters AsociationAlburnett | Form 990-N | No figure |
| Garnavillo EMS AssociationGarnavillo | Form 990-N | No figure |
| Northern Warren Firefighters AssociationNorwalk | Form 990-N | No figure |
| Joice Fire DepartmentJoice | Form 990-N | No figure |
| Truro Fire & Rescue Association IncTruro | Form 990-N | No figure |
| Granville Fire & EMS AssociationGranville | Form 990-N | No figure |
| Nevada Fire Fighters IncorporatedNevada | Form 990-N | No figure |
| Chickasaw TWP Fire DistIonia | Form 990-N | No figure |
| Ruthven Fire AgencyRuthven | Form 990-N | No figure |
| Stockport Volunteer Fire Dept IncStockport | Form 990-N | No figure |
| Kingsley Volunteer Fire Department IncKingsley | Form 990-N | No figure |
| Greeley Rural Firemens Association IncorporatedGreeley | Form 990-N | No figure |
| Eldora Firefighters Trust FundEldora | Form 990-N | No figure |
| Fremont County Reserve Deputy AssociationSidney | Form 990-N | No figure |
| Algona Emergency Medical Services AssociationAlgona | Form 990-N | No figure |
| Fruitland Volunteer Fire DepartmentFruitland | Form 990-N | No figure |
| Lawler Firefighters Foundation IncorporatedLawler | Form 990-N | No figure |
| Ralston Fire Fighters FoundationScranton | Form 990-N | No figure |
| Jesup Firemans AssociationJesup | Form 990-N | No figure |
| Rural Health and Safety Clinic of Greater Johnson CountyIowa City | Form 990-N | No figure |
| Cedar Valley Bicycle CollectiveWaterloo | Form 990-N | No figure |
| Urbana Fire Fighters Association IncUrbana | Form 990-N | No figure |
| Plymouth Area Fire Association IncPlymouth | Form 990-N | No figure |
| Castalia Volunteer Firemen IncCastalia | Form 990-N | No figure |
| Harrison County and Rescue AssociationMondamin | Form 990-N | No figure |
| Kingsley Ambulance and Rescue IncKingsley | Form 990-N | No figure |