IU 12

• Bermudian Springs School District
• Central York SD
• Chambersburg Area School District
• Conewago Valley School District
• Dallastown SD
• Dover School District
• Eastern York School District
• Fairfield Area School District
• Fannett-Metal School District
• Hanover Public School District
• Lincoln IU 12
• Northeastern School District of York County
• Red Lion Area School District
• School District of the City of York
• South Eastern School District
• South Western School District
• Southern York County School District
• Spring Grove Area School District
• Tuscarora School District
• Upper Adams School District
• Waynesboro Area School District
• York Suburban School District