Transilien is SNCF Voyageurs' suburban rail network for the Île-de-France region around Paris. Operating lines H, J, K, L, N, P, R, and U alongside the SNCF-run portions of the RER, it forms one of Europe's busiest commuter systems under the authority of Île-de-France Mobilités.
Transilien is a train operator serving France. View trains operated by Transilien on Rail Radar, including real-time departures, arrivals, delays, and platform information. Commuter, Regional services available.