Keystone is the name for Amtrak's train service between New York, New York and Harrisburg, Pennsylvania via Philadelphia, Pennsylvania. The trains travel through Pennsylvania's capital, the Pennsylvania Dutch Country, surburban and central Philadelphia, and pass through New Jersey up to New York City.
These trains consist of Unreserved Coach only. There is no business class or snack/food service.
There are several daily trains, 9 each direction between New York/Philadelphia on weekdays, 4 each direction on weekends. The journey takes approximately 4hrs total, with 2hrs to travel between Harrisburg and Philadelphia and 1.5hrs to travel between Philadelphia and New York.
Amtrak plans to restore all east-west services between Chicago and New York City and Washington by Sunday, but is unable to operate its routes via Richmond, Va., to the southeast and Florida due to the lack of commercial electric power.
Amtrak service on the route used by the Crescent (trains 19 and 20) between New York-Washington and New Orleans, via Atlanta, uses a different route and was restored on Saturday, as was service within the Carolinas on the Carolinian (trains 79 and 80).
Amtrak restored all services in the Northeast Corridor on Friday and the regular schedule of trains is being operated between Washington and Boston, via New York.