Where can a person purchase tickets for trains with routes on the east coast of United States?

* Amtrak: Amtrak is the national passenger railroad service in the United States, and it operates trains along the East Coast between Boston and Washington, D.C. You can purchase tickets for Amtrak trains online, by phone, or at Amtrak ticket offices.

* NJ Transit: NJ Transit operates commuter rail service in the New York City metropolitan area, and it also offers some long-distance train service along the East Coast. You can purchase tickets for NJ Transit trains online, by phone, or at NJ Transit ticket offices.

* SEPTA: SEPTA operates commuter rail service in the Philadelphia area, and it also offers some long-distance train service along the East Coast. You can purchase tickets for SEPTA trains online, by phone, or at SEPTA ticket offices.

* MARC Train: MARC Train operates commuter rail service in the Baltimore-Washington, D.C. area. You can purchase tickets for MARC Train trains online, by phone, or at MARC Train ticket offices.

* Virginia Railway Express: Virginia Railway Express operates commuter rail service in the Northern Virginia area. You can purchase tickets for Virginia Railway Express trains online, by phone, or at Virginia Railway Express ticket offices.