Hello how may I help you? Can you help me with some train information? yes. what is it/ I need to take the train from Newark to Grand Central in NYC. What time does that train run? the train starts to operate at 6am until 12mn How often do the trains run? they operate 24/7 Okay. Do they run every 30 minutes? no. they run every after 1hr Okay. That's good to know. I appreciate the help. your welcome