Also included are radio frequencies for scanners. Within Union Station, and south to 21st Street Tower, Amtrak's frequency is 160.305 (AAR Channel 13).
Route enters and leaves the Chicago area at Porter, IN, using trackage now owned by Norfolk Southern.
Route uses "New York Central" route between Chicago and Porter IN, and Amtrak owned route northeast of Porter through Kalamazoo, MI.
Route uses "New York Central" route between Chicago and Porter IN, and CSX former "Pere Marquette" route northeast of Porter to Grand Rapids, MI.
Route enters and leaves the Chicago area at Dyer, IN, involving several different railroads.
Route enters and leaves the Chicago area at University Park via the Illinois Central main line.
Route enters and leaves the Chicago area at Joliet, and uses the same Illinois Central trackage as used by Metra's Heritage Corridor.
Route enters and leaves the Chicago area at Aurora, and uses the same trackage as used by Metra's Burlington Northern Santa Fe trains.
Route enters and leaves the Chicago area at Rondout over trackage now owned by CP Rail (Soo Line). Between Chicago and Rondout, trains use the same trackage as used by Metra's Milwaukee District North Line.