#-indicates regional tournament host

Andrew Supersectional

Reavis Sectional (19 teams)
#-Addison Trail
Argo
Curie
Downers Grove North
Downers Grove South
Glenbard East
Glenbard West
Hinsdale Central
Hubbard
Kelly
Kenwood
#-Lyons
#-Morton
Proviso East
Proviso West
Reavis
Riverside-Brookfield
Willowbrook
York
One regional host needed

TBA Sectional (17 teams)
Andrew
Bloom
Eisenhower
#-Homewood- Flossmoor 
Joliet Central
Joliet West
#-Lincoln-Way East
#-Lincoln-Way Central
Lincoln-Way West
#-Mother McAuley
Oak Lawn
Rich
Sandburg
Shepard
Stagg
TF United (co-op)
Thornwood (co-op)

 
Bloomington Supersectional

East Aurora Sectional (17 teams)
#-Bolingbrook
#-East Aurora
Lockport
#-Metea Valley
Naperville Central
Neuqua Valley
Naperville North
Oswego
Oswego East
Plainfield Central
Plainfield East
Plainfield North
Plainfield South
Romeoville
Waubonsie Valley
#-West Aurora
Yorkville

Edwardsville Sectional (16 teams)

Sub-Sectional A
Alton
Belleville East
Belleville West
Collinsville
Edwardsville
Granite City
#-O'Fallon
#-Quincy

Sub-Sectional B
Bradley-Bourbonnais
East Peoria (co-op)
Eisenhower (Decatur/co-op)
Minooka
#-Moline
#-Normal
Pekin
United

New Trier Supersectional

Evanston Sectional (17 teams)
Evanston
Jones
#-Lane
Leyden
Lincoln Park
#-Loyola 
Maine East
#-Maine South
Maine West
New Trier
Niles North
Niles West
Oak Park and River Forest
St. Ignatius 
Taft
Von Steuben
#-Young

Glenbrook North Sectional (17 teams)
Buffalo Grove
Elk Grove
Fremd
Glenbrook North
#-Glenbrook South
Hersey
Highland Park
Libertyville
#-Mundelein
#-Palatine
Prospect
Rolling Meadows
Stevenson
Warren
Waukegan
Wheeling
Zion-Benton
One regional host needed

TBA Supersectional

Harlem Sectional (16 teams)
Auburn
#-Barrington
DeKalb
Dundee-Crown
#-Grant
#-Guilford
Hampshire
Harlem
Hononegah
#-Huntley
Jacobs
Jefferson
Lake Zurich
McHenry
Rockford East
Round Lake

West Chicago Sectional (17 teams)
Bartlett
Batavia
#-Conant
Glenbard North
Elgin
Larkin
Geneva
#-Hoffman Estates
Lake Park
Schaumburg
#-South Elgin
St. Charles East
#-St. Charles North
Streamwood
West Chicago
Wheaton North
Wheaton Warrenville South