The Fourth Avenue/Ninth Street station is a New York City Subway station complex shared by the elevated IND Culver Line and the underground BMT Fourth Avenue Line. It is located at the intersection of Ninth Street and Fourth Avenue in Park Slope, Brooklyn and served by the:
F, G and R trains at all times
D and N trains late nights
Wikipedia https://en.wikipedia.org/wiki/Ninth_Street_(BMT_Fourth_Avenue_Line)
Address 448 4th Ave, Brooklyn 11215, United States
Coordinates 40°40'15.049" N -73°59'17.888" E