| Name | Deductibility Code |
| Alcott School Pto | -- |
| Baseball Association of Wolcott Inc. | -- |
| Buddhas Wisdom Association Inc. | -- |
| City Slickers Inc. | -- |
| F Curtis Thrall and Susan B Thrall Foundation Tr | 4 |
| Faith Baptist Church of Wolcott Ct | -- |
| Friends of the Wolcott Public Library | -- |
| Frisbie School Pto | -- |
| Grace Living Church Inc. | -- |
| John Muratori Ministries | -- |
| Living in Safe Alternative Incorporated | -- |
| Mission Greater Waterbury | -- |
| National Day of Prayer Ministries- northeast Inc. | -- |
| New Foundations Inc. | -- |
| Southern New England Turkish American Cultural Association Inc. | -- |
| Straykatz Inc. | -- |
| Tyrrell Middle School Parent Teacher Organization | -- |
| Wakelee School Pto | -- |
| Wolcott Activities & Learning Center Inc. | -- |
| Wolcott Circle of Sports Inc. | -- |
| Wolcott Education Foundation Inc. | -- |
| Wolcott Historical Society Inc. | -- |
| Wolcott Land Convervation Trust Inc. | -- |
| Wolcott Sports Complex Inc. | -- |
| Wolcott Volunteer Ambulance Association Inc. | -- |
| Wolcott Youth Athletic Association Inc. | -- |