Index of Member Schools
— Waldorf, see Chicago (Waldorf)— Walther Lutheran, see Melrose Park (Walther Lutheran)
Waltonville
— Warren, see Gurnee (Warren)
Warren
Warrensburg (W.-Latham)
Warsaw
Washburn (Lowpoint-W.)
— Washington, see Chicago (Washington)
Washington
Waterloo (Gibault Catholic)
Waterloo (H.S.)
Watseka
— Waubonsie Valley, see Aurora (Waubonsie Valley)
Wauconda
Waukegan (H.S.)
Waverly
Wayne City
— Webber, see Bluford (Webber)
— Wells, see Chicago (Wells)
— Wesclin, see Trenton (Wesclin)
— West, see Aurora (West)
— West, see Belleville (West)
— West Carroll, see Savanna (West Carroll)
— West Central, see Biggsville (West Central)
West Chicago (H.S.)
West Chicago (Wheaton Academy)
West Frankfort (Frankfort)
— West Prairie, see Sciota (West Prairie)
— West Richland, see Noble (West Richland)
Westchester (St. Joseph)
— Western, see Barry (Western)
— Westlake Christian Academy, see Grayslake (Westlake Christian Academy)
— Westmer, see Joy (Westmer)
— Westminster Christian, see Elgin (Westminster Christian)
Westmont
Westville
— Wethersfield, see Kewanee (Wethersfield)
Wheaton (North)
Wheaton (St. Francis)
Wheaton (W. Warrenville South)
— Wheaton Academy, see West Chicago (Wheaton Academy)
Wheeling
White Hall (North Greene)
— Whitney Young, see Chicago (Whitney Young)
Williamsfield
Williamsville
— Willowbrook, see Villa Park (Willowbrook)
— Willows Academy, see Des Plaines (Willows Academy)
Wilmette (Loyola Academy)
Wilmette (Regina Dominican)
Wilmington
Winchester
Windsor
Winnebago
Winnetka (New Trier)
Winnetka (North Shore Country Day)
Wolf Lake (Shawnee)
Wood River (East Alton-W.R.)
Woodhull (AlWood)
— Woodland, see Streator (Woodland)
— Woodlands Academy, see Lake Forest (Woodlands Academy)
Woodlawn
— Woodruff, see Peoria (Woodruff)
Woodstock (H.S.)
Woodstock (Marian)