Bayfield 1936-37 to present Charter member, formerly independent
Butternut 1970-71 to present Moved from Flambeau Conference
Drummond 1936-37 to present Charter member, formerly independent
Hurley 1986-87 to present Moved from Lumberjack Conference
Lac Courte Oreilles 2021-22 to present Formerly independent
Mellen 1939-40 to present Moved from Upper Wisconsin Athletic League
Mercer 1970-71 to present Moved from Porcupine Mountain Conference
Solon Springs 1968-69 to present Formerly independent
South Shore 1942-43 to present Newly consolidated (predecessors independent)
Washburn 1936-37 to present Charter member, formerly independent
Bessemer 2011-12 to 2014-15 Moved from Porcupine Mountain Conference; Joined Copper Mountain Conference
Cable 1947-48 to 1968-69 Formerly independent; Consolidated with Drummond
Glidden 1970-71 to 2008-09 Moved from Flambeau Conference; Consolidated with Park Falls
Iron River 1936-37 to 1966-67 Charter member, formerly independent; Consolidated with Northwestern
Ironwood 2010-11 to 2020-21 Moved from Western Peninsula Athletic Conference; Joined Copper Mountain Conference
Northwood 1970-71 to 1979-80 Formerly independent; Joined Lakeland Conference
Ondossagon 1936-37 to 1989-90 Charter member, formerly independent; Dissolved into Ashland, Drummond, and Washburn
Saxon 1936-37 to 1963-64 Charter member, formerly independent; Consolidated with Hurley
Wakefield-Marenisco 2011-12 to 2014-15 Moved from Porcupine Mountain Conference; Joined Copper Mountain Conference