Register with your local US Consulate or Embassy.
Register with your home country's Consulate or Embassy upon arrival in your destination country. http://embassy.goabroad.com/
In addition to contacting local authorities, for overseas emergencies call NYU’s Department of Public Safety in New York at 011-212-998-2222. Public Safety regularly assists with international emergencies.
In the event the problem is medical or wellness related, the Crisis Response Counselor (CRC) on duty will be contacted. Each NYU Academic site has Health and Safety information posted on their page: http://www.nyu.edu/global/global-academic-centers.html
All members of the NYU community should use NYU Traveler to book their travel or register travel plans made through other means.