The Cleveland Cavaliers and the Charlotte Bobcats both have not won a title, but I'm sure there is more.
Charlotte Bobcats
The Philadelphia warriors.
The Rochester Royals won the second NBA title and the Minneapolis Lakers won the third NBA title.
Boston Celtics. They won 17 titles. GO CELTICS!!!
The Philadelphia Warriors won the first NBA title for the 1946-47 season.
They have won 14 NBA titles
Chicago Bulls 1995-96 seson 72-10 (Won Nba Title) (Michael Jordan Era)
The Dallas Mavericks are the 2011 NBA Champions. They defeated the Miami Heat 4-2 to win their first NBA title. All Texas teams have now won the NBA title including the San Antonio Spurs and the Houston Rockets.
The team that won the NBA Championship in 2013 was the Miami Heat.
The Chicago Bulls won the NBA title in the 1996-97 season. They defeated the Utah Jazz 4 games to 2 in the NBA Finals.
Lakers
In the NBA, the first team to win an NBA title are the Philadelphia Warriors. Led by their guard"Jumpin' Joe" Fulks who won the regular season scoring title at 23.2 points per game, they went on to beat the Chicago Stags 4 games to 1 in the Finals during the 1946-1947 season.