| Taiwanese Association of DaytonKettering | Form 990-N | No figure |
| Good LifeAshtabula | Form 990-N | No figure |
| Symmes Township Historical SocietyLoveland | Form 990-N | No figure |
| Clan Urquhart Foundation IncAkron | Form 990-N | No figure |
| Western Washington County AreaBarlow | Form 990-N | No figure |
| Friends of Freedom Society IncColumbus | Form 990-N | No figure |
| Slovenian Cultural Garden AssociationCleveland | Form 990-N | No figure |
| The West Chester SymphonyWest Chester | Form 990-N | No figure |
| Ramsey Paxton Cemetery Association IncCincinnati | Form 990-N | No figure |
| Cincinnati Brass Band IncWest Chester | Form 990-N | No figure |
| Clinton Historical SocietyClinton | Form 990-N | No figure |
| Hamler Heritage SocietyHamler | Form 990-N | No figure |
| Landmarks Foundation of Centerville -Washington TownshipCenterville | Form 990-N | No figure |
| Stow Heritage Ringers IncStow | Form 990-N | No figure |
| The Ohio Rail Tourism Association IncDelta | Form 990-N | No figure |
| Madison County Arts Council IncLondon | Form 990-N | No figure |
| Dayton Jazz Orchestra IncCenterville | Form 990-N | No figure |
| Creative Arts IncCleveland | Form 990-N | No figure |
| Historical Society of Smithfield Ohio IncorporatedSmithfield | Form 990-N | No figure |
| The Wright Seaplane Base IncMoraine | Form 990-N | No figure |
| Worthington Kilbourne High School Theatre BoostersColumbus | Form 990-N | No figure |
| Lancaster - Fairfield Youth Choir IncColumbus | Form 990-N | No figure |
| Pony Wagon Days IncSaint Paris | Form 990-N | No figure |
| Butler County Antique Machinery ClubSomerville | Form 990-N | No figure |
| Appalachian Artisan GuildSharonville | Form 990-N | No figure |
| Elizabeth TWSP Historical SocietyTroy | Form 990-N | No figure |
| Cincinnati Warbirds IncCincinnati | Form 990-N | No figure |
| Reynoldsburg Community BandWesterville | Form 990-N | No figure |
| Lewis and Clark Trail Heritage Foundation IncCincinnati | Form 990-N | No figure |
| Montgomery Historical Preservation AssociationMontgomery | Form 990-N | No figure |
| Bangladesh Association of Central OhioColumbus | Form 990-N | No figure |
| Dublin SingersDublin | Form 990-N | No figure |
| Riverside Historical SocietyRiverside | Form 990-N | No figure |
| Randolph Township Historical Society IncEnglewood | Form 990-N | No figure |
| Experimental Aircraft Association Talespinners Chapter 174Lake Waynoka | Form 990-N | No figure |
| Friends of Celtic AcademyDayton | Form 990-N | No figure |
| Freedom Brass Band of Northeast Ohio IncBolivar | Form 990-N | No figure |
| Central Ohio WoodturnersLondon | Form 990-N | No figure |
| Clintonville Historical Society IncColumbus | Form 990-N | No figure |
| Dublin Coffman Theater BoostersDublin | Form 990-N | No figure |
| STRS Ohio 80th IncColumbus | Form 990-N | No figure |
| Whitehall Historical SocietyWhitehall | Form 990-N | No figure |
| John Gee Black Historical CenterGallipolis | Form 990-N | No figure |
| Southwest Franklin County Historical Society IncGrove City | Form 990-N | No figure |
| Marion World War II Veterans Memorial Association IncMarion | Form 990-N | No figure |
| Gary Geis Dance CompanySpringfield | Form 990-N | No figure |
| Friends of Bears Mill IncGreenville | Form 990-N | No figure |
| Vermilion Community Music Association VcmaVermilion | Form 990-N | No figure |
| Grand Rapids Arts CouncilGrand Rapids | Form 990-N | No figure |
| Norwood Historical SocietyNorwood | Form 990-N | No figure |