- A
- Addison (Addison Trail High School)
- Albion (Edwards County Senior High School)
- Algonquin (Harry D Jacobs High School)
- Altamont (Altamont High School)
- Alton
- Amboy (Amboy High School)
- Anna (Anna Jonesboro High School)
- Annawan (Annawan High School)
- Arcola (Arcola High School)
- Arlington Heights
- Armstrong (Armstrong High School)
- Ashland (Ac Central High School)
- Ashton (Ashton Franklin Center High School)
- Athens (Athens High School)
- Auburn (Auburn High School)
- Augusta (South Eastern High School)
- Aurora
- B
- Barrington (Barrington High School)
- Batavia (Batavia High School)
- Beardstown (Beardstown High School)
- Beecher (Beecher High School)
- Beecher City (Beecher City High School)
- Belleville
- Belvidere (Belvidere High School)
- Bement (Bement High School)
- Benton (Benton High School)
- Bethalto (Civic Memorial High School)
- Bethany (Okaw Valley High School)
- Big Rock (Crossroads Christian Academy)
- Bismarck (Bismarck Henning High School)
- Bloomington
- Blue Island (Eisenhower High School)
- Bluffs (Bluffs High School)
- Bolingbrook (Bolingbrook High School)
- Braidwood (Reed Custer High School)
- Breese (Central Community High School)
- Bridgeport (Red Hill High School)
- Brimfield (Brimfield High School)
- Brownstown (Brownstown High School)
- Brussels (Brussels High School)
- Buckley (Christian Lutheran High School)
- Buffalo Grove (Buffalo Grove High School)
- Bunker Hill (Bunker Hill High School)
- Burbank
- Burlington (Central High School)
- Bushnell (Bushnell Prairie City High School)
- Byron (Byron High School)
- C
- Cairo (Cairo High School)
- Cambridge (Cambridge High School)
- Camp Point (Central High School)
- Canton (Canton High School)
- Carlyle (Carlyle High School)
- Carmi (Carmi White County High School)
- Carol Stream (Glenbard North High School)
- Carrier Mills (Carrier Mills stonefort High School)
- Carrollton (Carrollton High School)
- Carterville (Carterville High School)
- Carthage (Illini West High School)
- Cary (Cary Grove High School)
- Casey (Casey Westfield High School)
- Catlin (Catlin High School)
- Centralia (Centralia High School)
- Cerro Gordo (Cerro Gordo High School)
- Champaign
- Chatham (Glenwood High School)
- Chester (Chester High School)
- Chicago
- Chicago Heights
- Chrisman (Chrisman High School)
- Clay City (Clay City High School)
- Clifton (Central High School)
- Clinton (Clinton High School)
- Coal City (Coal City High School)
- Cobden (Cobden High School)
- Collinsville (Collinsville High School)
- Columbia (Columbia High School)
- Concord (Triopia High School)
- Coulterville (Coulterville High School)
- Crete (Illinois Lutheran High School)
- Crystal Lake
- Cuba (Cuba High School)
- D
- Dakota (Dakota High School)
- Danville
- Darien (Hinsdale South High School)
- Decatur
- Deerfield (Chicagoland Jewish High School)
- Dekalb (De Kalb High School)
- Delavan (Delavan High School)
- Depue (Depue High School)
- Dieterich (Dieterich High School)
- Dixon
- Dongola (Dongola High School)
- Donovan (Donovan High School)
- Downers Grove
- Du Quoin (DuQuoin High School)
- Dunlap (Dunlap High School)
- Dupo (Dupo High School)
- Durand (Durand High School)
- Dwight (Dwight High School)
- E
- Earlville (Earlville High School)
- East Dubuque (East Dubuque High School)
- East Moline (United Township High School)
- East Peoria (East Peoria High School)
- East Saint Louis (Cahokia High School)
- Edinburg (Edinburg High School)
- Edwardsville
- Effingham
- Eldorado (Eldorado High School)
- Elgin
- Elk Grove Village (Elk Grove High School)
- Elmhurst
- Elmwood (Elmwood High School)
- Elmwood Park (Elmwood Park High School)
- Erie (Erie High School)
- Eureka (Eureka High School)
- Evanston
- Evansville (Christian Our Savior Lutheran High School)
- F
- Fairbury (Prairie Central High School)
- Fairfield (Fairfield Community High School)
- Farmington (Farmington High School)
- Fisher (Fisher High School)
- Fithian (Oakwood High School)
- Flanagan (Flanagan High School)
- Flossmoor (Homewood Flossmoor High School)
- Forreston (Forreston High School)
- Fox Lake (Grant High School)
- Frankfort
- Franklin (Franklin High School)
- Franklin Park (East Leyden High School)
- Freeburg (Freeburg High School)
- Freeport
- Fulton
- G
- Galatia (Galatia High School)
- Galena (Galena High School)
- Geneseo (Geneseo High School)
- Geneva (Geneva High School)
- Georgetown
- Gibson City (Gibson City Melvin Sibley High School)
- Gillespie (Gillespie High School)
- Girard (Girard High School)
- Glasford (Illini Bluffs High School)
- Glen Carbon (Father McGivney Catholic High School)
- Glen Ellyn
- Glenview (Glenbrook South High School)
- Golconda (Pope County High School)
- Goreville (Goreville High School)
- Granite City
- Grant Park (Grant Park High School)
- Granville (Putnam County High School)
- Grayslake (Grayslake Central High School)
- Grayville (Grayville High School)
- Greenfield (Greenfield High School)
- Greenview (Greenview High School)
- Greenville (Greenville High School)
- Griggsville (Griggsville Perry High School)
- Gurnee (Warren High School)
- H
- Hamilton (Hamilton High School)
- Hampshire (Hampshire High School)
- Hardin (Calhoun High School)
- Harrisburg (Harrisburg High School)
- Hartsburg (Hartsburg Emden High School)
- Harvard (Harvard High School)
- Harvey (Thornton Township High School)
- Harwood Heights (Ridgewood Community High School)
- Havana (Havana High School)
- Hebron (Alden Hebron High School)
- Henry (Henry Senachwine High School)
- Herrin (Herrin High School)
- Herscher (HerSchooler High School)
- Highland (Highland High School)
- Highland Park (Highland Park High School)
- Hillsboro (Hillsboro High School)
- Hinckley (Hinckley Big Rock High School)
- Hinsdale
- Hoopeston (Hoopeston Area High School)
- Huntley (Huntley High School)
- J
- Jacksonville
- Johnston City (Johnston City High School)
- Joliet (Joliet West High School)
- Joppa (Joppa Maple Grove High School)
- L
- La Grange Park (Nazareth Academy)
- La Moille (La Moille High School)
- Lake Forest (Woodlands Academy School)
- Lake Villa
- Lake Zurich (Lake Zurich High School)
- Lansing (Illiana Christian High School)
- Lawrenceville (Lawrenceville High School)
- Le Roy (Leroy High School)
- Lebanon (Lebanon High School)
- Leland (Leland High School)
- Lemont (Mount Assisi Academy)
- Lena (Lena Winslow High School)
- Lexington (Lexington High School)
- Liberty (Liberty High School)
- Libertyville (Libertyville High School)
- Lincolnshire (Adlai E Stevenson School)
- Lisle
- Litchfield (Litchfield High School)
- Lockport (Lockport High School)
- Lombard
- Louisville (North Clay High School)
- Lovejoy (Lovejoy Technical Academy)
- M
- Machesney Park (Harlem High School)
- Mackinaw (Deer Creek Mackinaw High School)
- Macomb (Macomb High School)
- Macon (Meridian High School)
- Madison (Madison High School)
- Mahomet (Mahomet Seymour High School)
- Manhattan (Community Christian School)
- Manito (Mid West Central High School)
- Manteno (Manteno High School)
- Maple Park (Kaneland High School)
- Marengo (Marengo High School)
- Marion
- Marshall (Marshall High School)
- Martinsville (Martinsville High School)
- Mascoutah (Mascoutah High School)
- Mason City (Illini Central High School)
- Mattoon (Mattoon High School)
- Maywood (Proviso East High School)
- Mc Leansboro (Hamilton County High School)
- Mchenry
- Melrose Park
- Mendon (Unity High School)
- Mendota (Mendota Township High School)
- Meredosia (Meredosia Chambersburg High School)
- Metamora (Metamora High School)
- Milford (Milford High School)
- Minooka (Minooka Community High School)
- Moline
- Momence (Momence High School)
- Monmouth (United Junior Senior High School)
- Monticello (Monticello High School)
- Mooseheart (Mooseheart High School)
- Morris (Morris High School)
- Morrison (Morrison High School)
- Mounds (Meridian High School)
- Mount Carmel (Mount Carmel High School)
- Mount Olive (Mount Olive High School)
- Mount Pulaski (Mount Pulaski High School)
- Mount Sterling (Brown County High School)
- Mount Vernon (Mount Vernon Twp High School)
- Moweaqua (Central A & M High School)
- Mt Zion (Mount Zion High School)
- Mundelein (Carmel Catholic)
- N
- Naperville
- Nashville (Nashville High School)
- Neoga (Neoga High School)
- New Athens (New Athens School)
- New Berlin (New Berlin High School)
- New Lenox
- Newark (Newark High School)
- Newton (Newton High School)
- Niles
- Nokomis (Nokomis High School)
- Normal
- Norris City (Norris City Omaha Enfield High School)
- North Chicago (North Chicago High School)
- Northbrook (Glenbrook North High School)
- O
- O Fallon
- Oak Lawn
- Oak Park (Fenwick High School)
- Odin (Odin High School)
- Ohio (Ohio High School)
- Olney (Richland County High School)
- Oneida (Rowva High School)
- Orangeville (Orangeville High School)
- Oregon (Oregon High School)
- Orion (Orion High School)
- Oswego (Oswego High School)
- Ottawa (Ottawa Township High School)
- P
- Palatine (W M Fremd High School)
- Palmyra (North Western High School)
- Palos Heights (Chicago Christian School)
- Palos Hills (Stagg High School)
- Pana
- Paris (Paris High School)
- Park Forest (Rich East High School)
- Park Ridge
- Patoka (Patoka High School)
- Paw Paw (Paw Paw High School)
- Payson (Seymour High School)
- Pearl City (Pearl City High School)
- Pecatonica (Pecatonica High School)
- Pekin
- Peoria
- Peotone (Peotone High School)
- Peru (St. Bede Academy)
- Petersburg (Porta High School)
- Piasa (South Western High School)
- Pinckneyville (Pinckneyville High School)
- Pittsfield (Pittsfield High School)
- Plainfield
- Plano (Plano High School)
- Polo (Polo High School)
- Pontiac (Pontiac High School)
- Port Byron (Riverdale High School)
- Princeville (Princeville High School)
- R
- Ramsey (Ramsey High School)
- Rantoul (Rantoul High School)
- Raymond (Lincolnwood High School)
- Red Bud (Red Bud High School)
- Richmond (Richmond Burton High School)
- Richton Park (Southland College Preparatory High School)
- River Forest (Trinity High School)
- Riverdale (Carver Military School)
- Riverside (Riverside Brookfield High School)
- Roanoke (Roanoke Benson High School)
- Robinson (Robinson High School)
- Rochelle (Rochelle Township High School)
- Rochester (Rochester High School)
- Rock Falls (Rock Falls High School)
- Rock Island (Alleman High School)
- Rockford
- Rockton (Hononegah High School)
- Rolling Meadows (Rolling Meadows High School)
- Romeoville (Romeoville High School)
- Roselle (Lake Park High School)
- Round Lake (Round Lake High School)
- Rushville (Rushville Industry High School)
- S
- Saint Anne (Saint Anne High School)
- Saint Charles (St. Charles East High School)
- Sandoval (Sandoval High School)
- Sandwich (Sandwich High School)
- Scales Mound (Scales Mound High School)
- Seneca (Seneca High School)
- Serena (Serena High School)
- Sesser (Sesser Valier High School)
- Shabbona (Indian Creek High School)
- Shelbyville (Shelbyville High School)
- Sherrard (Sherrard High School)
- Skokie
- Somonauk (Somonauk High School)
- South Beloit (South Beloit High School)
- South Holland (Seton Academy)
- Sparta (Sparta High School)
- Spring Valley (Hall High School)
- Springfield
- Stanford (Olympia High School)
- Staunton (Staunton High School)
- Steeleville (Steeleville High School)
- Sterling
- Stillman Valley (Stillman Valley High School)
- Stockton (stockton High School)
- Strasburg (Stewardson Strasburg High School)
- Streamwood (Streamwood High School)
- Streator
- Sullivan (Sullivan High School)
- Summit Argo (Argo Community High School)
- Sycamore
- T
- Table Grove (Vit High School)
- Taylor Ridge (Rockridge High School)
- Taylorville (Taylorville High School)
- Thompsonville (Thompsonville High School)
- Tinley Park (Victor J Andrew High School)
- Tolono (Unity High School)
- Toulon (Stark County High School)
- Tremont (Tremont High School)
- Trenton (Wesclin High School)
- Troy (Triad High School)
- Tuscola (Tuscola High School)
- V
- Valmeyer (Valmeyer High School)
- Vandalia (Vandalia High School)
- Villa Grove (Villa Grove High School)
- Villa Park (Islamic Foundation School)
- Virginia (Virginia Community High School)
- W
- Warren (Warren High School)
- Warsaw (Warsaw High School)
- Washburn (Low Point Washburn High School)
- Washington (Washington High School)
- Waterloo
- Watseka (Watseka High School)
- Wauconda (Wauconda High School)
- Waukegan
- Wayne City (Wayne City High School)
- West Chicago
- Westchester (St. Joseph High School)
- Westmont (Westmont High School)
- Westville (Westville High School)
- Wheaton
- White Hall (North Greene High School)
- Williamsfield (Williamsfield High School)
- Williamsville (Williamsville High School)
- Wilmette
- Wilmington (Wilmington High School)
- Winchester
- Windsor (Windsor High School)
- Winnebago (Winnebago High School)
- Winnetka
- Wolf Lake (Shawnee High School)
- Wood River (East Alton Wood River High School)
- Woodhull (Alwood High School)
- Woodstock (Woodstock High School)