The Pacific Coast League of Minor League Baseball is one of two Triple-A baseball leagues in the United States. A league champion is determined at the end of each season. Champions have been determined by post-season playoffs, winning the regular season pennant, or being declared champion by the league office. Currently, the Northern and Southern Division champions within each conference (American and Pacific) meet in a best-of-five series to determine conference champions. Then, the American and Pacific Conference champions play a best-of-five series to determine a league champion.