O-T
- Oberlin City Schools
- Ohio Connections Academy Inc
- Ohio Virtual Academy
- Orrville City
- Osnaburg Local
- Painesville City Local
- Perry Local (Lake)
- Plain Local
- Poland Local
- Pymatuning Valley Local
- Quaker Digital Academy
- Ravenna City
- Revere Local
- Richmond Heights Local
- Ridgewood Local
- Rittman Exempted Village (Wayne)
- River View Local
- Riverside Local
- Rocky River City
- Rootstown Local
- Salem City
- Sandy Valley Local
- Sebring Local
- Shaker Heights City
- Solon City
- South Euclid-Lyndhurst City
- South Range Local
- Southeast Local
- Southeast Local - Wayne County
- Southern Local
- Southington Local
- Springfield Local
- Springfield Local
- St Thomas Aquinas
- St Vincent St Mary
- Stark County Area (RG Drage)
- Stow-Munroe Falls City School District
- Strasburg-Franklin Local
- Streetsboro City
- Strongsville City
- Struthers City
- Summit Academy Middle & Secondary - Akron
- Summit Academy Secondary - Canton
- Tallmadge City
- Toronto City
- TRECA Digital Academy
- Trumbull Career & Tech Ctr
- Tuscarawas Valley Local
- Tuslaw Local
- Twinsburg City