emergency telephone number for the North American Numbering Plan (NANP)

9-1-1 or 911 (a lot of times said as "nine-one-one" or "nine-eleven") is the emergency telephone number for the United States, Canada, Argentina, Anguilla, Bermuda, British Virgin Islands, and the Cayman Islands. This number can only be used for real emergencies. In other words, you use it when you are in serious trouble. The use of the number when there is no emergency may end in a criminal charge.[1]

"Emergency 911" displayed on the side of a police car, saying that 9-1-1 is the number to dial if an emergency happens.

Other websites



  1. "Making 911 Work for You: Things Everyone Needs to Know" (PDF). www.nena.org. National Emergency Number Association. Retrieved January 4, 2016.