Enhanced 911

Ranked #88 on the list Best Radio Service of All Time

Based on 3 votes

About Enhanced 911

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Enhanced 911, E-911 or E911 is a system used in North America that links emergency callers with the appropriate public resources. The three-digit emergency telephone number originated in the United Kingdom in 1937 and has spread to continents and countries across the globe. Other easy dial codes, including the 112 number adopted by the European Union in 1991, have been deployed to provide free-of-charge emergency calls. In North America, where 9-1-1 was chosen as the easy access code, the system tries to automatically associate a location with the origin of the call. This location may be a physical address or other geographic reference information such as X/Y map coordinates. The caller's telephone number is used in various ways to derive a location that can be used to dispatch police, fire, emergency medical and other response resources. Automatic location of the emergency makes it quicker to locate the required resources during fires, break-ins, kidnappings, and other events where communicating one's location is difficult or impossible. In North America the incoming 9-1-1 call is typically answered at the Public Safety Answering Point (PSAP) of the governmental agency that has

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