The Department of Public Safety maintains maps of the campus at
http://www.columbia.edu/about_columbia/map

Maps of the Morningside and Manhattanville emergency two-way call boxes can be found at http://www.columbia/edu/cu/publicsafety. Medical Center call boxes are located at 50 Haven Avenue (in front of Bard Hall), 169th Street and Fort Washington Avenue (near the side entrance to the Hammer Building), and on the fence outside Towers 1 and 2 (171st Street and Haven Avenue). Additional call boxes can be found at the Baker Field Athletics Complex near the soccer and baseball fields.