Seria A
, also called Serie A TIM for national sponsorship with TIM,[2] is a professional league competition for football clubs located at the top of the Italian football league system and the winner is awarded the Scudetto and the Coppa Campioni d'Italia. It has been operating as a round-robin tournament for over ninety years since the 1929–30 season. It had been organized by the Direttorio Divisioni Superiori until 1943 and the Lega Calcio until 2010, when the Lega Serie A was created for the 2010–11 season.
Changes on Seria A
Before 1929, many clubs competed in the top level of Italian football as the earlier rounds were competed up to 1922 on a regional basis then interregional up to 1929. Below is a list of Serie A clubs who have competed in the competition since it has been a league format (68 in total).
