Sports league
group of sports teams or individual athletes that compete against each other
South East Counties League
South Midlands League
South West Combination Women's Football League
South West Regional Women's Football League
South West Rugby League
Southeast Football League
Southeastern Collegiate Rugby Conference
Southern Amateur Football League
Southern Football League
Southern Football League
Southern Football League
Southern Football Netball League
Southern League
Southern New England Soccer League
Southern Premier Soccer League
Southern Region Women's Football League
Southwest International League
Soviet Second League B
Speedway National League Division Three
Spring Football League
Promotion to the Bundesliga
Stars Football League
Street League Skateboarding
Stroud and District Football League
Sunday Football League
Sunday Football League
Sunset League
Super 8
Super League of Belize
Superior International Junior Hockey League
Surrey Elite Intermediate Football League
Sussex County Interscholastic League
Sweden Super League
Swedish Women's Football Division 5
Swedish Women's Football Division 4
Swiss Premium League
Sydney Roller Derby League
Syed Mushtaq Ali Trophy
Intercontinental Football League
Texas Collegiate League
Texas Winter League
The Central League
United Football League
Thompson Okanagan Junior Lacrosse League
Thunder on the Ohio
Australian Ice Hockey League
Trabzon Football League
Austrian Football League
Tri-State Hockey League
Tropic Terrors Derby League