Getting around Los Angeles by Rail/Metrolink/San Bernardino Line

The San Bernardino Line is one of 8 lines on the Metrolink commuter rail system in Southern California. It connects Los Angeles Union Station with San Bernardino to the east, roughly following the route of the Interstate 10. Trains on the San Bernardino Line have 300-series numbers (i.e. The 3-digit train number begins with a 3). The route operates 7 days a week.