The Grand Central–42nd Street station (also signed as 42nd Street–Grand Central) is a major station complex of the New York City Subway. Located in Midtown Manhattan at 42nd Street between Madison and Lexington Avenues, it serves trains on the IRT Lexington Avenue Line, the IRT Flushing Line and the 42nd Street Shuttle. The complex is served by the 4, 6, and 7 trains at all times; the 5 and 42nd Street Shuttle (S) trains at all times except late nights; the <6> train during weekdays in the peak direction; and the <7> train during rush hours and early evenings in the peak direction.
The station is adjacent to Grand Central Terminal and Grand Central Madison, which serves all Metro-North Railroad lines east of the Hudson River and Long Island Rail Road lines east bound for another major hub Jamaica and several points east. There are multiple exits to Grand Central Terminal and to nearby buildings such as One Vanderbilt and the Chrysler Building. Numerous elevators make the station compliant with the Americans with Disabilities Act of 1990.