| Name | Deductibility Code |
| Angel Mission | -- |
| Annikas Charitable Foundation | 4 |
| Buck Hill Conservation Center Inc. | -- |
| Calvary Temple Inc. of Worcester Calvary Evangelistic Center | -- |
| Central Massachusetts Emergency Medical Systems Corp | -- |
| Colony Retirement Homes of Holden Inc. | -- |
| Eagles Nest Christian Fellowship Inc. | -- |
| Enterprise Computing Institute Inc. | 3 |
| Friends of Gale Free Library | -- |
| Friends of Lunenburg High School Football Inc. | -- |
| Friends of the Holden Council on Aging Inc. | -- |
| Glick Charitable Foundation | 4 |
| Good Samaritan Mission Council Inc. | -- |
| Holden Baseball Program Inc. | -- |
| Holden Chapel | -- |
| Holden Youth Flag Football League | -- |
| Holden Youth Soccer League Inc. | -- |
| Jack Kelly Scholarship Fund Inc. | -- |
| Josephs Project Inc. | -- |
| Mass H O P E Inc. | -- |
| Mountain Medicine Education Inc. | -- |
| Mulberry Foundation Inc. | 4 |
| Tender Beauty Foundation Inc. | -- |
| The Robert E & Kathleen K Evans Family Foundation Inc. | 4 |
| Upstage at Wrhs Inc. | -- |
| Voshneco | -- |
| Wachusett Earthday | -- |
| Wachusett Food Pantry Inc. | -- |
| Wachusett Greenways Inc. | -- |
| Wachusett Youth Lacrosse Inc. | -- |
| Weeping Willows Ministry Inc. | -- |
| White Oak Land Conservation Society Inc. | -- |
| Woodbury C Titcomb Charitable Foundation Tr | 4 |
| Worcester County Ecumenical Council Inc. | -- |
| Worcester Firefighters Memorial Road Race Incorporated | -- |