| Name | Deductibility Code |
| 2003 Seward Centennial | -- |
| Bear Creek Volunteer Fire & Emergency Medical Services Inc. | -- |
| Dr & Mrs Keefer Scholarship Fund | -- |
| He Will Provide Incorporated | -- |
| Iditarod National Historic Trail Inc. | -- |
| Jim Martin Scholarship Fund | -- |
| Kenai Crewsers Rowing Club | -- |
| Legacy Golf Project | -- |
| Repairer of Broken Walls | -- |
| Resurrection Bay Conservation Alliance | -- |
| Resurrection Bay Historical Society Inc. | -- |
| S O S Pets Save Our Seward Pets | -- |
| Seaview Community Services | -- |
| Seek | -- |
| Seward Arts Council | -- |
| Seward Association for the Advancement of Marine Science | -- |
| Seward Band and Choir Booster Association | -- |
| Seward Chapel | -- |
| Seward Church of Christ | -- |
| Seward Community Library | -- |
| Seward Health Care Auxiliary | -- |
| Seward Iditarod Trail Blazers Inc. | -- |
| Seward International Friendship Association | -- |
| Seward Nordic Ski Club | -- |
| Seward Polar Bear Jumpoff Festival Inc. | -- |
| Seward Senior Citizens Inc. | -- |
| Seward Tsunami Swim Club | -- |
| Seward Volunteer Ambulance Corps | -- |
| Society for International Sustainable Development Inc. | -- |
| Y South Health Association | -- |