| Name | Deductibility Code |
| Bridges Associates Inc. | -- |
| Cape Cod Baseball League Inc. | -- |
| Cape Cod Maritime Research Association | 4 |
| Cape Cod Stranding Network Inc. | -- |
| Cure for Cassandra Corporation | -- |
| Dream Day on Cape Cod | -- |
| Epstein Carver Family Foundation | 4 |
| First Congregational Church of Yarmouth | -- |
| Healthsigns Center Inc. | -- |
| Highland Light Scottish Society Inc. | -- |
| Historical Society of Old Yarmouth | -- |
| International Fund for Animal Welfare Inc. | -- |
| Jang Chup Ling | -- |
| Last Hope Safe Haven Inc. | -- |
| Mid Cape Baseball Inc. | -- |
| Our First Home Inc. | -- |
| Taylor Bray Farm Preservation Association | 4 |
| Vote Irv Inc. | -- |
| Wingate Kirkland Alumni Fund Inc. | -- |
| Yarmouth Library Association | -- |
| Yarmouth-Dennis Youth Hockey Assoc Inc. | -- |