Sports Leagues in the United States

ABA - American Basketball Association
AFL - Arena Football League
ALPBC - Atlantic League of Professional Baseball Clubs
AWHL - America West Hockey League
AYSO - American Youth Soccer Organization
CHL - Central Hockey League
ECHL - East Coast Hockey League
FPB - Frontier Professional Baseball
LPGA - Ladies Professional Golf Association
IBA - International Basketball Association
IHL - International Hockey League
IL - International League of Professional Baseball Clubs
MLB - Major League Baseball
MLPBC - Midwest League of Professional Baseball Clubs
MLS - Major League Soccer
MSBL - Menís Senior Baseball League
NASCAR - National Association for Stock Car Auto Racing
NBA - National Basketball Association
NCAA - National Collegiate Athletic Association
NFL - National Football League
NHL - National Hockey League
PCBL - Pacific Coast Baseball League
PGA - Professional Golfers' Association of America
SAY - Soccer Association for Youth
UHL - United Hockey League
USHL - United States Hockey League
USL - United Soccer Leagues
WBL - Western Baseball League
WCHL - West Coast Hockey League
WNBA - Women's National Basketball Association
WPHL - Western Professional Hockey League
WWF - World Wrestling Federation Entertainment, Inc

College Conferences

Atlantic Coast
Atlantic 10
Big East
Big West
Big 10
Big 12
Colonial Athletic
Conference USA
Ivy League
Mid-American
Missouri Valley
Pac 10
Southeastern
Western Athletic