Frankenbahn
"RegionalExpress" (RE) trains run hourly between Stuttgart and Neu-Ulm (some continuing to Donauwörth), with additional hourly RE trains between Stuttgart Plochingen and Tübingen. They are operated by double decker carriages hauled by Class 146.2 locomotives. Some RE trains from Ulm continue through Stuttgart on the Franconia Railway to Mosbach-Neckarelz.