RingCentral Coliseum is a multi-purpose stadium located in Oakland, California. It serves as the home for the Oakland Athletics, a Major League Baseball team, and was previously the home of the Oakland Raiders, an NFL team. The venue opened in 1966 and has a seating capacity of approximately 63,000 for football and around 46,000 for baseball games. The stadium is known for its distinctive design and has hosted various events, including concerts and other sports. It features a natural grass playing surface and is part of a larger complex that includes the Oakland Arena, which hosts basketball and other events.