The top ferry companies:

Grimaldi Lines: Spain Francie Corsica Sicily Malta Tunisia  France Spain Tunisia Malta Sicily Sardinia

GNV Grandi Navi Veloci: Sardinia Sicily Spain Tunisia Morocco  Spain Morocco Tunisia Sardinia Sicily

Adria: Italy Ancona Durres Albania  Italy Albania

Anek Lines: Greece Crete  Italy Greece

Jadrolinija: Italy Croatia  Italy Croatia

Azzurra Lines: Italy Croatia Albania  Italy Croatia Montenegro Albania

Blueline: Italy Croatia  Italy Croatia

TTT Lines: Italy Sicily  Italy Sicily

Moby Line: Sardinia Corsica Elba Island  Italy Corsica Sardinia Elba Island

DiMaio Lines: Sardinia Italy  Italy Sardinia

Corsica Ferries Sardegna Ferries  Italy Corsica Sardinia

Minoan: Italy Greece  Italy Greece

Snav: Sardinia Sicily Eolie Croatia  Italy Sardinia Sicily Eolie Greece Croatia

Tirrenia: Sardinia Sicily  Italia Sardinia Sicily Tunisia