American soccer writing, history & data.
| League | Years |
|---|---|
| San Francisco Football League | 1921-present |
| Southern New England League | 1914-1923 |
| Related leagues: Southern New England League | |
| Southwest Independent Soccer League | 1989-1990 |
| Related leagues: Southwest Indoor Soccer League, Southwest Independent Soccer League, Sunbelt Independent Soccer League, United States Interregional Soccer League, United States Indoor Soccer League | |
| Southwest Independent Soccer League | 1990-1990 |
| Related leagues: Southwest Outdoor Soccer League, Southwest Independent Soccer League, Sunbelt Independent Soccer League, United States Interregional Soccer League, United States Interregional Soccer League, USISL Premier Development Soccer League, United Soccer Leagues Premier Development League, Premier Development League | |
| Southwest Indoor Soccer League | 1986-1989 |
| Related leagues: Southwest Indoor Soccer League, Southwest Independent Soccer League, Sunbelt Independent Soccer League, United States Interregional Soccer League, United States Indoor Soccer League | |
| Southwest Outdoor Soccer League | 1989-1989 |
| Related leagues: Southwest Outdoor Soccer League, Southwest Independent Soccer League, Sunbelt Independent Soccer League, United States Interregional Soccer League, United States Interregional Soccer League, USISL Premier Development Soccer League, United Soccer Leagues Premier Development League, Premier Development League | |
| St. Louis Association Football League | 1902-1904 |
| St. Louis Association Football League | 1910-1911 |
| St. Louis Association Football League | 1912-1913 |
| St. Louis Football Association | 1904-1906 |
| St. Louis Major Soccer League | 1947-1953 |
| St. Louis Soccer Football League | 1907-1915 |
| St. Louis Soccer Football League | 1913-1914 |
| Related leagues: St. Louis Soccer Football League | |
| St. Louis Soccer League | 1908-1909 |
| St. Louis Soccer League | 1915-1939 |
| St. Louis University Soccer Football League | 1910-1911 |
| Sunbelt Independent Soccer League | 1990-1991 |
| Related leagues: Southwest Indoor Soccer League, Southwest Independent Soccer League, Sunbelt Independent Soccer League, United States Interregional Soccer League, United States Indoor Soccer League | |
| Sunbelt Independent Soccer League | 1991-1991 |
| Related leagues: Southwest Outdoor Soccer League, Southwest Independent Soccer League, Sunbelt Independent Soccer League, United States Interregional Soccer League, United States Interregional Soccer League, USISL Premier Development Soccer League, United Soccer Leagues Premier Development League, Premier Development League | |