| Name | Deductibility Code |
| Alpental-Snoqualmie Ski Foundation | -- |
| Alpha Omicron Boule Foundation | -- |
| Aras Foundation | -- |
| Athletes for Kids | -- |
| Blue Angels Squadron United State Naval Sea Cadet Corps | -- |
| Carter Family Foundation | 4 |
| Concerned Parents of Margaret Mead | -- |
| Cory Obrien Memorial Scholarship Endowment Fund | -- |
| Denali Foundation | 4 |
| Dream Steward Charitable Foundation | 4 |
| Eastlake Sammamish Baseball Association | -- |
| Eastlake Wolfpack Association | -- |
| Eastlake Youth Football Association | -- |
| Eastlake Youth Sports Association | -- |
| Eastside Basketball Club | -- |
| Eastside Crusaders Junior Football | -- |
| Eastside Montessori Education Foundation | -- |
| Eastside Thunder Nfp | -- |
| Explorer Parent Association | -- |
| Faith in Action | -- |
| Feed Our Children | -- |
| Fellowship of Christ Witnesses | -- |
| Friends Forever | -- |
| Friends of Pine Lake | -- |
| Friends of the Sammamish Library | -- |
| Health Emergent International Services | -- |
| Hire Americas Heros | -- |
| Hyder Family Foundation | 4 |
| Imagine Foundation | 4 |
| International Cruise Victims Association Inc. | -- |
| Issaquah Swim Team Association | -- |
| Issaquah Youth Theatre Foundation | -- |
| Joshua P Williams Golf Tournament | -- |
| Kaplita Fam Foundation Tr | 4 |
| Khaki Foundation | 4 |
| Kid Possible Inc. | -- |
| Lake Sammamish Lacrosse Club | -- |
| Lake Washington Lacrosse Association | -- |
| Le Rucher Mercy Ministries | -- |
| Mel Stottlemyre Myeloma Foundation | -- |
| Mwangaza Foundation | -- |
| Network Ministries Inc. | -- |
| Network Services of Pueget Sound | -- |
| Northwest Scouters Inc. | -- |
| Noteworthy | -- |
| Nw Share | -- |
| Orchid Alliance of Asian Americans | -- |
| Pinion Foundation | 4 |
| Plateau Runners Track Club | -- |
| Potters Clay Ministry | -- |
| Public Safety Support Services Inc. | -- |
| Redmond Black Sox | -- |
| Redmond Mustang Band Boosters | -- |
| Renaissance School Ptsa | -- |
| Samantha Smith PTA Lake Washington Council 2 8 57 | -- |
| Sammamish Citzen Corps Council | -- |
| Sammamish Foundation | -- |
| Sammamish Home Owners-Renters United | -- |
| Sammamish Muslim Association | -- |
| Sammi Awards | -- |
| Seattle Tuba-Euphonium Conference | -- |
| Skyline Gridiron Alumni Football Association | -- |
| Skyline High School Booster Club | -- |
| Small Hands on Art | -- |
| Society for Interdisciplinary Studies | 4 |
| Spartan Youth Football Association | -- |
| Student Research and Development | -- |
| Sunny Hills Elementary School PTA | -- |
| The Huayin Peforming Arts Group | -- |
| Washington Flute Circle | -- |
| Washington Water Polo Club | -- |
| Well-Watered Garden Music Ministry | -- |
| Wolves Football Association | -- |
| Wsysa District II Soccer | -- |
| Youth Sports Services | -- |