Atlanta Symphony Youth Orchestra was created in 1974.
Toronto Symphony Youth Orchestra was created in 1974.
San Francisco Symphony Youth Orchestra was created in 1981.
Cleveland Orchestra Youth Orchestra was created in 1986.
Albuquerque Youth Symphony was created in 1955.
California Youth Symphony was created in 1952.
Sacramento Youth Symphony was created in 1956.
Anchorage Youth Symphony was created in 1965.
Norwalk Youth Symphony was created in 1956.
Metropolitan Youth Symphony was created in 1974.
Contemporary Youth Orchestra was created in 1995.
Delta Youth Orchestra was created in 1971.