You can use the    network to travel to Rennes.

You can travel on both the TER and KSMA networks with the Uzuel + "leap" card. You can obtain further information in Rennes or Saint-Malo's railway stations.

All the KSMA lines  (except lines 6,7, 8, 11,12 et 13) serve the "Gares" (stations) stop close to the railway station.