American rock band Aerosmith has released 72 singles. Some of their singles have been officially released to the public, while others have been released as album cuts only to radio. Twenty-one of their songs have reached the Top 40 of the Billboard Hot 100 and the band has long been a stalwart of the Mainstream Rock Tracks chart, achieving nine number-one hits on that chart to date. An additional 28 of the band's songs have reached the Top 40 on various charts worldwide.