High Quality Content by WIKIPEDIA articles! The National Soccer League (NSL) is the former national association football competition in Australasia, overseen by Soccer Australia and later the Australian Soccer Association. The NSL spanned 28 seasons from its inception in 1977, until its demise in 2004. In 2005, it was succeeded by the A-League competition, run by Football Federation Australia, the successor to the Australian Soccer Association. The competition was also known by various names including the Philips Soccer League,Coca-Cola Soccer League, and Ericsson Cup,.