| Name | Deductibility Code |
| Academy of Dentistry International Foundation | -- |
| Community Christian Center Inc. | -- |
| Community Memorial Hospital Auxiliary Inc. | -- |
| Community Memorial Hospital Foundation | -- |
| Friends of the Hicksville Library Inc. | -- |
| Gospel Light Tabernacle | -- |
| Hicksville Athletic Boosters | -- |
| Hicksville Community Service Center Inc. | -- |
| Hicksville School Foundation | -- |
| Hicksville Union Cemetery | 6 |
| Hicksville Volunteer Firemens Association Inc. | -- |
| Huber Opera House and Civic Center Inc. | -- |
| Joint Farmer Mark Milford & Hicksville Crippled Children & Adu | -- |
| Six Corner Cemetery Association | 6 |
| The Hicksville Historical Society Inc. | -- |
| Village Players of Hicksville | -- |