Montgomery County
- Abington School District
- Boyertown School District
- Cheltenham School District
- Colonial School District
- Hatboro-Horsham School District
- Jenkintown School District
- Lower Merion School District
- Lower Moreland School District
- Methacton School District
- North Penn School District
- Perkiomen Valley School District
- Pottsgrove School District
- Pottstown School District
- Souderton Area School District
- Springfield Township School District
- Spring-Ford Area School District
- Upper Dublin School District
- Upper Merion Area School District
- Upper Moreland Township School District
- Upper Perkiomen School District
- Wissahickon School District
Berks County
- Antietam School District
- Berks CTC
- Boyertown Area School District
- Brandywine Heights Area School District
- Conrad Weiser Area School District
- Daniel Boone Area School District
- Exeter Township School District
- Fleetwood Area School District
- Governor Mifflin School District
- Hamburg Area School District
- Kutztown Area School District
- Muhlenberg School District
- Oley Valley School District
- Reading School District
- Reading-Muhlenberg AVTS
- Schuylkill Valley School District
- Tulpehocken Area School District
- Twin Valley School District
- Wilson School District
- Wyomissing Area School District
Bucks County
- Bensalem Township School District
- Bristol Borough School District
- Bristol Township School District
- Centennial School District
- Central Bucks School District
- Council Rock School District
- Morrisville School District
- Neshaminy School District
- New Hope – Solebury School District
- Palisades School District
- Pennridge School District
- Pennsbury School District
- Quakertown School District
Lehigh County
- Allentown School District
- Bethlehem Area School District
- Catasauqua Area School District
- East Penn School District
- Northern Lehigh School District
- Northwestern Lehigh School District
- Parkland School District
- Salisbury Township School District
- Southern Lehigh School District
- Whitehall-Coplay School District