The Cal State Northridge Matadors are the athletic teams that represent California State University, Northridge in Northridge, Los Angeles, California. The Matadors field 17 teams in nineteen sports. The Matadors compete in NCAA Division I and are members of the Big West Conference. CSUN has been a member of the Big West since the summer of 2001 for most sports. The men's and women's indoor track and field teams, the women's water polo team, and the men's volleyball team compete in the Mountain Pacific Sports Federation instead. CSUN had previously been a member of the Big Sky Conference from 1996 to 2000. The Matadors won 34 NCAA Division II National Titles before moving up to Division I in 1990. That still ranks third all time in Division 2.