| Name | Deductibility Code |
| Friends of the Lincoln Memorial Library | -- |
| Greater Lincoln Area Triad | -- |
| Greater Lincoln Christian Academy | -- |
| Health Access Network Inc. | -- |
| Kidcare America Lincoln Maine | -- |
| Kili Centre Orphanage Foundation | -- |
| Lincoln Historical Society I | -- |
| Lincoln Regional Food-Cupboard | -- |
| Lincoln Search and Rescue Unit | -- |
| Mattawamkeag Housing Corp | -- |
| Penobscot River and Bay Institute | -- |
| Penobscot Valley Hospital | -- |
| Penobscot Valley Humane Society | -- |