| Name | Deductibility Code |
| Bay Path Education Foundation | -- |
| Blessings Farm Inc. | -- |
| Charlton Baptist Church | -- |
| Charlton Community Interest Inc. | -- |
| Charlton Historical Society Incorporated | -- |
| Charlton Information Project | -- |
| Charlton Middle School Music Parents Association | -- |
| Charlton Parent Teacher Organizatio N | -- |
| Charlton Public Library Charitable Trust Fund | -- |
| Charlton Rec Friends | -- |
| Charlton Softball Association | -- |
| Chip-In Food Pantry of Charlton Inc. | -- |
| Christian Mix Radio Inc. | -- |
| District 33a Lions Sightmobile Inc. | -- |
| Friendly Friends of Charlton Seniors Inc. | -- |
| Friends of Charlton Animal Shelter Inc. | -- |
| Great Council of Massachusetts Improved Order of Red Men | 1,2,6 |
| Kids Unlimited Services Inc. | -- |
| Masonic Health System of Massachusetts Inc. | -- |
| National Ice Hockey Official Association Inc. | -- |
| Natures Classroom of Massachusetts Inc. | -- |
| New England Lawmen Athletic Club Inc. | -- |
| Overlook Communities Inc. | -- |
| Overlook Masonic Health Center Inc. | -- |
| Resurrection Ministries Inc. | -- |
| South Central Massachusetts Elder Bus Inc. | -- |
| Womens Business Closet | 4 |