Air France (; formally Société Air France, S.A.), stylized as AIRFRANCE, is the French flag carrier headquartered in Tremblay-en-France, (north of Paris). It is a subsidiary of the Air France-KLM Group and a founding member of the SkyTeam global airline alliance. As of 2013 Air France serves 36 destinations in France and operates worldwide scheduled passenger and cargo services to 168 destinations in 93 countries (including overseas departments and territories of France) and also carried 59,513,000 passengers in 2011. The airline's global hub is at Paris Charles de Gaulle Airport, with Paris Orly Airport, Lyon-Saint Exupéry Airport, Marseille Provence Airport, Toulouse Blagnac Airport, and Nice Côte d'Azur Airport serving as secondary hubs. Air France's corporate headquarters, previously in Montparnasse, Paris, are located on the grounds of Paris-Charles de Gaulle Airport, north of Paris.