INTERPOL | 494,505 followers on LinkedIn. Connecting police for a safer world | The world’s largest police organization, INTERPOL’s mission is to assist law enforcement agencies in each of its 196 member countries to combat all forms of transnational crime. Guided by four core functions, INTERPOL provides a high-tech infrastructure of technical and operational support to enable police forces around the world to meet the growing challenges of crime in the 21st century. The General Secretariat in Lyon, France, is operational 24 hours a day, seven days a week, providing a central contact point for the National Central Bureau (NCB) in every member country for assistance or information on cross-border investigations.