- Athens
- Bangor Public Schools
- Beckett Family of Services
- Brooklin Public Schools
- Caswell Public Schools
- Cornville Regional Charter School
- Deer Isle-Stonington CSD
- Foxcroft Academy
- Glenn Stratton Learning Center
- Greenbush Public Schools
- Harmony Public Schools
- Holy Cross School-South Portland
- Islesboro Public Schools
- Long Island Public Schools
- Maine Academy of Natural Sciences
- Maine Central Institute
- MSAD 46: Dexter
- Opportunity Training Center
- RSU17/MSAD17
- RSU19
- RSU42/MSAD42
- RSU53/MSAD53
- RSU68/MSAD68
- RSU78
- RSU79/MSAD01
- RSU80/MSAD04
- Rumford Group
- Sedgwick Public Schools
- Spurwink School Inc
- St. James School
- Washington Academy