| Name | Deductibility Code |
| Ebenezer Lutheran Brethren Church 220 E Main | -- |
| May-Port Cg School Foundation Inc. | -- |
| Mayport Multipurpose Community Event Center | -- |
| Mayville State University Foundation | -- |
| Partners in Progress | -- |
| Traill-Steele Affordable Rural Coalition for Health Board | -- |
| Union Hospital Foundation Inc. | -- |
| Union Hospital Society of Mayville | -- |