Columbia University can be reached by subway via the Broadway-7th Avenue Local line Numbers 1 or 9 (red in color); get off at the West 116th Street stop.
Room 303, 3rd Floor of
S.W. Mudd Building
500 West 120th Street (between Amsterdam Avenue and Broadway),
New York City.
Enter the campus at 500 West 120th Street and walk up the stairs.
You can also enter campus at Broadway/West 116th Street (there is a guard, and a map on the wall), walk to the center of campus and then up the steps on the left working your way North (left).
Campus Map Link:
Parking Garages (prices vary)
Columbia Garage, 276 West 97th Street (between Broadway and West End) (212) 864-9352
E&B Operating Co., 137th West 108th Street (between Columbus and Amsterdam) (212) 865-8315
Edison Parking, Riverside Drive at 134th Street (212) 283-8212
Morningside Garage, 3100 Broadway (at 124th Street) (212) 864-9877
PAGG Garage, 627 West 129th Street, (near the Mobil Station on 125th Street going towards the Hudson River) (212) 666-8405
Park Yorkshire Garage, 151 West 108th Street, (between Columbus and Amsterdam) (212) 865-2314
Park-on-102nd Garage, 204 West 102nd Street (between Amsterdam and Broadway) (212) 663-2400
PJ & A Garage, 532 West 122ned Street (between Amsterdam and Broadway) (212) 866-5671
West 108th Street Parking, 234 West 108th Street (between Amsterdam and Broadway) (212) 222-8800
Stratford Garage Inc., 323-35 West 96th Street (between West End and Riverside Drive) (212) 749-2700