The New Orleans Pelicans was the newest team to join the NBA when it entered the league as the New Orleans Hornets in 2002. The organization became the Pelicans in 2013. What is the newest? The Celtics and Knicks are the only NBA teams that haven’t relocated cities. Louisiana has a rich sporting history that includes the NFL’s New Orleans Saints and the SEC’s Louisiana State University Tigers, better known by college sports fans as LSU.