| Royal Scottish Country Dance SocietySeattle | Form 990-N | No figure |
| Duvall Historical & Old Stuff SocietyDuvall | Form 990-N | No figure |
| Context InstituteLangley | Form 990-N | No figure |
| Seattle Flute SocietySeattle | Form 990-N | No figure |
| Seattle-Bergen Sister City AssociationSeattle | Form 990-N | No figure |
| Washington State Community Theatre AssociationRichland | Form 990-N | No figure |
| Mariner High School Band BoostersEverett | Form 990-N | No figure |
| Cinebar Community ClubCinebar | Form 990-N | No figure |
| KingsplayersLynnwood | Form 990-N | No figure |
| Snohomish Historical SocietySnohomish | Form 990-N | No figure |
| RagamalaKirkland | Form 990-N | No figure |
| Point Roberts Historical SocietyPoint Roberts | Form 990-N | No figure |
| Toastmasters InternationalPuyallup | Form 990-N | No figure |
| Olympia Area Chinese AssociationOlympia | Form 990-N | No figure |
| Mike and Key Amateur Radio ClubRenton | Form 990-N | No figure |
| Friends of the Sequim-Dungeness LibrarySequim | Form 990-N | No figure |
| Pacific Northwest Youth Orechestra AssociationCentralia | Form 990-N | No figure |
| Black Heritage Society of Washington StateSeattle | Form 990-N | No figure |
| Metro Employees Historic Vehicle AssociationSeattle | Form 990-N | No figure |
| North Beach Community TVOcean Shores | Form 990-N | No figure |
| Evergreen Seniors ClubFederal Way | Form 990-N | No figure |
| Kettle Falls Historical CenterKettle Falls | Form 990-N | No figure |
| Crab Creek Review AssociationSeattle | Form 990-N | No figure |
| Tiger Historical Center IncCusick | Form 990-N | No figure |
| Yakima Valley Quilters GuildYakima | Form 990-N | No figure |
| Wenatchee Apollo ClubWenatchee | Form 990-N | No figure |
| Kittitas Valley Early Iron ClubEllensburg | Form 990-N | No figure |
| Olympic Peninsula Art AssociationSequim | Form 990-N | No figure |
| Pickering Homemakers Club IncOlympia | Form 990-N | No figure |
| Stella Historical SocietyLongview | Form 990-N | No figure |
| Washington Community College Humanities AssociationPort Angeles | Form 990-N | No figure |
| SoundxSeattle | Form 990-N | No figure |
| Northwest Outdoor Writers AssociationOlympia | Form 990-N | No figure |
| Gamelan PacificaSeattle | Form 990-N | No figure |
| Index Historical SocietyIndex | Form 990-N | No figure |
| Guy-Albion Historical Society Albion Community BLDGAlbion | Form 990-N | No figure |
| Wnpa FoundationFederal Way | Form 990-N | No figure |
| Sunbonnet Sue Quilt Club of the Olympic PeninsulaSequim | Form 990-N | No figure |
| Pacific Jazz InstituteSeattle | Form 990-N | No figure |
| Richland PTA Council 12 5West Richland | Form 990-N | No figure |
| St Andrews Society of the Inland NorthwestSpokane Valley | Form 990-N | No figure |
| Of Cedar and SalmonWoodinville | Form 990-N | No figure |
| Suzuki Association of Washington StateBellingham | Form 990-N | No figure |
| Finlandia Foundation Seattle ChapterBellevue | Form 990-N | No figure |
| Evergreen Piecemakers Quilt GuildKent | Form 990-N | No figure |
| Melody Lane AssociationYakima | Form 990-N | No figure |
| Cascade Foothills ChoraleEnumclaw | Form 990-N | No figure |
| Friends of the Ferndale High School OrchestraFerndale | Form 990-N | No figure |
| Rong Rong Chinese Folk ChoirMill Creek | Form 990-N | No figure |
| Foundation for Historic Preservation and Adaptive ReuseSeattle | Form 990-N | No figure |