Grant Community High School
Grayslake North High School
Maryville Christian School
Althoff Catholic High School
Central High School - Breese
Wesclin High School
Crystal Lake South High School
Cary Grove High School
York High School
Riverside-Brookfield High School
Quincy Senior High School
United Township High School
Pawnee High School
Springfield High School
Hinsdale South High School
Glenbard East High School
Wheaton Warrenville South High School
Wheaton North High School
Dwight Township High School
Putnam County High School
Edwardsville High School
Granite City High School
Bureau Valley High School
West Central High School
Knoxville High School
Von Steuben High School
Evanston Township High School
Varsity Boys Volleyball Multi-team Event
Hononegah Community High School
Stevenson High School
Niles West High School
Maine South High School
Vernon Hills High School
Libertyville High School
Morris High School
Ottawa Township High School
Geneseo High School
Rockridge High School
Newark Illinois High School
Quincy Notre Dame High School
Glenwood High School
Hillsboro High School
Mater Dei High School - Breese
East Alton-Wood River High School