List of high school athletic conferences in Missouri

Following is a List of high school athletic conferences in Missouri:
 * Archdiocesan Athletic Association
 * ABC Conference (Missouri)
 * Big 8 Conference (Missouri)
 * Big Springs Conference
 * Black River League
 * Bootheel Conference
 * Carroll-Livingston Activity Association
 * Central Activities Conference
 * Central Ozark Conference
 * Clarence Cannon Conference
 * Cooper County Activities Association
 * Crossroads Conference
 * Eastern Missouri Conference
 * Four Rivers Conference
 * Frisco League
 * Gasconade Valley Conference
 * Gateway Athletic Conference
 * Golden Valley Vernon County Conference
 * Grand River Conference
 * Greater Ozarks Conference
 * HDC Conference
 * Highway 275 Conference
 * I-70 Conference
 * Interscholastic League of Kansas City
 * Independent high schools (Missouri)
 * Jefferson County Conference
 * Kansas City Interscholastic Conference
 * Kaysinger Conference
 * Mark Twain Conference
 * Lewis & Clark Conference
 * Mississippi Area Football Conference
 * Metro Catholic Conference
 * Mid-Missouri Conference
 * Midland Empire Conference
 * Mid-Lakes Conference
 * Missouri River Valley Conference
 * North Central Missouri Conference
 * Ozark Conference
 * Ozark Foothills Conference
 * Ozark Highlands Conference
 * Ozark 7 Conference
 * Public High League
 * Platte Valley Conference
 * Polk County League
 * Scott-Mississippi Conference
 * Show-Me Conference
 * Southeast Missouri Conference
 * South Central Conference (Missouri)
 * SouthWest Central League
 * Southwest Conference
 * Spring River Valley Conference
 * Stoddard County Activities Association
 * Suburban Conference (Kansas City)
 * Suburban Conference (St. Louis)
 * Tri-County Conference (Central Missouri)
 * Tri-County Conference (Northern Missouri)
 * Tri-Rivers Conference
 * West Central Conference (Missouri)
 * Western Missouri Conference
 * White River Conference