SNCF, through SNCF Voyageurs, is France's state passenger rail operator. It runs long-distance TGV INOUI services, low-cost OUIGO France trains, Intercites conventional long-distance trains, TER regional services in many regions, and Transilien suburban trains in the Paris area. SNCF connects Paris with major cities such as Lyon, Marseille, Bordeaux, Lille, Strasbourg, Nantes, Rennes, Montpellier, and Toulouse, while regional networks link smaller towns to main hubs. Rail Monsters supports online booking for selected SNCF train tickets, with schedules, fare details, and ticket conditions shown during the search and checkout process.