Athletic conference
collection of sports teams, playing competitively against each other, sometimes subdivided into divisions
Southern Maryland Athletic Conference
Southern States Athletic Conference
Southwest Conference
Southwest Junior College Conference
Southwest Prairie Conference
Southwest Preparatory Conference
Southwestern Indiana Conference
Southwestern Michigan Athletic Conference
Suburban Conference
Suburban Lakes League
Suburban League
Sunflower League
Sunshine State Conference
Super East Collegiate Hockey League
Commonwealth Coast Conference
The Sun Conference
Three Rivers Athletic Conference
Toledo Area Athletic Conference
Big East Conference
Tri-County Conference
Tri-County Conference
Tri-County Conference
Tri-River Conference
USA South Athletic Conference
Upstate New York Club Hockey League
West Catholic Athletic League
West Shore Conference
West Suburban Conference
West Virginia Intercollegiate Athletic Conference
Western Football Conference
Western Indiana Conference
Western Indiana Small High School Conference
Western Iowa Conference
Western Lakes Activities Association
Western New York Little Three Conference
Western North Carolina Athletic Conference
Wisconsin Flyway Conference
Wisconsin Intercollegiate Athletic Conference
Wolverine–Hoosier Athletic Conference
Yankee Conference
Yankee Small College Conference
Southeast Division
Western Conference
Northeast Division
Pacific Division
Central Collegiate Hockey Association
New England Women's Hockey Alliance
Northwest Division
Intermountain Collegiate Athletic Conference
Iowa Star Conference