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Our members are local and state Leagues from the Great Lakes states working together in what is known as an InterLeague Organization. 

We welcome all who have interest!

Local Leagues may join simply by paying the annual dues. 

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Illinois Member Leagues

• Illinois
• Arlington Heights/Mt.Prospect/Buffalo Grove Area
  
• Champaign County
• Chicago
• Cook County ILO
• Deerfield/Lincolnshire
• Downers Grove, Woodridge & Lisle
• Elmhurst
• Evanston
• Glen Ellyn
• Glencoe/Glenview
• Highland Park/Highwood
• Homewood/Flossmoor
• LaGrange Area
• Lake Forest/Lake Bluff Area
• McHenry County
• Naperville
• Oak Park/River Forest
• Palatine Area
• Park Forest
• Park Ridge
• Palos-Orland Area
• Rochelle Area
• Roselle/Bloomingdale
• Wheaton
• Wilmette
• Winnetka/Northfield/Kenilworth

Indiana Member Leagues

Indiana

Calumet Area
Elkhart County
LaPorte County
South Bend Area

Wisconsin Member Leagues

Wisconsin

Appleton
Ashland/Bayfied
Door County
Greater Green Bay 
Manitowoc County
Milwaukee County
Ozaukee County
Ripon
Whitewater
Winnebago County

Additional Members

Lake Erie Basin Committee
Upper Mississippi River Region ILO

Michigan Member Leagues

Michigan

Alpena County
Ann Arbor
Berrien/Cass
Copper Country
Dearborn/D.Hgts
Delta County
Detroit Metro Area
Eastern Upper Peninsula
Flint Area 
Grand Haven Area
Grand Traverse
Grosse Pointe
Holland Area
Kalamazoo Area
Lansing Area
Leelanau County
Manistee County
Midland Area
Mt. Pleasant Area
Northwest Wayne County
Oakland Area 
Saginaw County
Troy Area