Which companies offer train transportation in Italy?

* Trenitalia: This is the primary train operator in Italy, providing both regional and long-distance services.

* Italo: This is a private train operator that offers high-speed services on select routes.

* Frecciarossa: This is a high-speed train service offered by Trenitalia.

* Frecciargento: This is a semi-high-speed train service offered by Trenitalia.

* Frecciabianca: This is a regional train service offered by Trenitalia.

* Intercity: This is a long-distance train service offered by Trenitalia.

* Regionale: This is a regional train service offered by Trenitalia.

* EuroCity: This is a long-distance international train service offered by Trenitalia in collaboration with other European railway operators.

* Thello: This is a private train operator that offers services between Italy and France.