| Name | Deductibility Code |
| Antioch Catholic Church | -- |
| Eastern Pinal Regional Coalition | -- |
| Mammoth - San Manuel Education Foundation | -- |
| San Manuel Economic Development Foundation Inc. | -- |
| San Manuel Fire Department Association | 6 |
| San Manuel Galiuro Mountains Lions Club Foundation | -- |
| San Manuel Historical Society | -- |
| San Manuel Library | 4 |
| San Manuel Senior Citizens | -- |
| Shepherds Gate of Life | -- |
| Tri City Archers Association | -- |