Eastleigh Athletic became one of the eight founder members of the Hampshire League in 1896 and were league champions in 1897–98, a season in which they also entered a side in the Western League where they also flourished.
National Collegiate Athletic Association | Gaelic Athletic Association | Amateur Athletic Union | Charlton Athletic F.C. | Eastleigh | University Athletic Association of the Philippines | Athletic Bilbao | Oldham Athletic A.F.C. | National Junior College Athletic Association | New York Athletic Club | National Collegiate Athletic Association (Philippines) | athletic scholarship | Missouri Athletic Club | Massachusetts Interscholastic Athletic Association | Irish American Athletic Club | Eastern College Athletic Conference | Durham Bulls Athletic Park | Downtown Athletic Club | Wisconsin Intercollegiate Athletic Conference | Ohio High School Athletic Association | Michigan Intercollegiate Athletic Association | Helms Athletic Foundation | Southern California Intercollegiate Athletic Conference | Michigan High School Athletic Association | Memorial Athletic and Convocation Center | Majestic Athletic | Kentucky High School Athletic Association | Indiana High School Athletic Association | Dunfermline Athletic F.C. | Dover Athletic F.C. |