The Oncenter is a three building entertainment complex located in Syracuse. It is composed of a convention center, sporting arena, and theaters.
The Convention Center at Oncenter, which opened in 1992, consists of 99,000 square feet (9,200 square meters) of rentable space. It is attached to a 1,000-car parking garage.
The War Memorial at Oncenter is a 6,230-seat multi-purpose arena that has been home to Syracuse's former NBA team, the Syracuse Nationals, as well as several minor-league hockey, football, and lacrosse teams. Since 1994, it has been home to the Syracuse Crunch of the American Hockey League.
The John H. Mulroy Civic Center at Oncenter is home to the Syracuse Symphony Orchestra and the Syracuse Opera Company. The Crouse-Hinds Theater, the main theater of the center, contains the largest stage in Upstate New York and seats 2,117, on three tiers. The other two theaters are the Carrier Theater, with 463 seats, and the Bevard Studio, with 162 seats.