- Anna HS
- Bells HS
- Bland HS
- Blue Ridge HS
- Boles HS
- Bonham HS
- Caddo Mill HS
- Campbell HS
- Celeste HS
- Chisum HS
- Commerce HS
- Community HS
- Como – Pickton HS
- Cooper HS
- Cumby HS
- Denison HS
- Dodd City HS
- Ector HS
- Fannindel HS
- Farmersville HS
- Greenville Christian School
- Greenville HS
- Honey Grove HS
- Howe HS
- Leonard HS
- Lone Oak HS
- Miller Grove HS
- Mt. Vernon HS
- New Horizons High School
- North Hopkins HS
- North Lamar HS
- Paris HS
- Prairiland HS
- Pioneer Technology & Arts Academy (Greenville Campus)
- Pioneer Technology & Arts Academy (Fate Campus)
- Rains HS
- Royse City HS
- Saltillo HS
- Sam Rayburn HS
- Savoy HS
- Sherman HS
- Sulphur Bluff HS
- Sulphur Springs HS
- Tom Bean HS
- Trenton HS
- Van Alstyne HS
- Whitewright HS
- Wolfe City HS