Public safety and security is everyone's responsibility. The Department of Homeland Security website has location-specific information on how to report suspicious activity in New Jersey, New York State, and New York City: https://www.dhs.gov/see-something-say-something/how-to-report-suspicious-activity
If there is an emergency, call 911.
The New Jersey Office of Homeland Security and Preparedness (NJOHSP) is New Jersey's coordination center for the federal, local, and private sector partners necessary to prevent, protect against, mitigate the effects of, respond to, and recover from emergencies and disasters. To report suspicious activity, call 866-4-SAFE-NJ (866-472-3365)
The New York State Department of Homeland Security and Emergency Services (DHSES) is New York's coordination center for the federal, local, and private sector partners necessary to prevent, protect against, mitigate the effects of, respond to, and recover from emergencies and disasters. To report suspicious activity, call 866-SAFE-NYS (866-723-3697)
The New York State Department of Homeland Security provides a non-emergency line to report suspicious activity in New York City and keep New York City safe from terrorism. To report suspicious activity, call 888-NYC-SAFE (888-692-7233)