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
Missouri Valley
Pac 10
Western Athletic