| Name | Deductibility Code |
| Apostolic Christian Fellowship | -- |
| Borders Farm Preservation Inc. | 4 |
| Christines Kitchen Inc. | -- |
| Foster Center Volunteer Fire Company | -- |
| Foster Preservation Society | -- |
| Foster Public Library | -- |
| Foster Senior Housing Inc. | -- |
| Fostering Arts Org Linking Artist & Communities | -- |
| Moosup Valley Volunteer Fire Department No 1 | -- |
| North Foster Day Care Inc. | -- |
| Northeast International Womens Soccer Tournament Inc. | -- |
| Potterville Fire Department Inc. | -- |
| Sceneteen | -- |
| South Foster Union Chapel Society | -- |
| South Foster Volunteer Fire Co | -- |
| Swamp Meadow Community Theatre Inc. | -- |
| Sweet Binks Rabbit Rescue | -- |
| The Foster Ambulance Corps | -- |