| Name | Deductibility Code |
| Cooperative Nursery School Inc. | -- |
| Deep River Ambulance Association Inc. | -- |
| Deep River Ancient Muster Scholarship Tr | -- |
| Deep River Conservation Trust Inc. | -- |
| Deep River Elementary School Pto Inc. | -- |
| Deep River Fire Department Inc. | -- |
| Deep River Historical Society Incorporated | -- |
| Deep River Junior Ancient Fife & Drum Corps Inc. | -- |
| Deep River Rotary Foundation Incorporated | 4 |
| Deep River Town Hall Restoration Association Inc. | -- |
| First Reformed Church of New England | -- |
| First Reformed Church of New England Inc. | -- |
| Fischbach Foundation | 4 |
| Friends of the Deep River Library | -- |
| Margaret Young White Foundation Inc. | -- |
| Maritime Education Network | -- |
| Norma Terris-Albert D Firestone Foundation | 4 |
| Project Quetzal Inc. | -- |
| Region 4 Education Foundation Inc. | -- |
| Taggart Pipes and Drums | -- |
| Touchdown Club Inc. | -- |
| Tri-Town Youth Services Bureau Inc. | -- |
| Yesterdays Kittens Inc. | -- |