Roissy-en-France in the context of Roissypôle

Paris Charles de Gaulle Airport (IATA: CDG, ICAO: LFPG), also known as Roissy Airport, is the primary international airport serving Paris, the capital of France. The airport opened in 1974 and is located in Roissy-en-France, 23 km (14 mi) northeast of the city centre of Paris. It is named after World War II leader and French President Charles de Gaulle (1890–1970), whose initials form its IATA airport code.

Charles de Gaulle Airport serves as the principal hub for Air France and a destination for other legacy carriers (from Star Alliance, Oneworld and SkyTeam), as well as an operating base for easyJet and Norse Atlantic Airways. It is operated by Groupe ADP (Aéroports de Paris) under the brand Paris Aéroport.

Val-d'Oise (French: [val dwaz] , "Vale of the Oise") is a department in the Île-de-France region, Northern France. It was created in 1968 following the split of the Seine-et-Oise department. In 2019, Val-d'Oise had a population of 1,249,674.

It is named after the river Oise, a major tributary of the Seine, which crosses the region after having started in Belgium and flowed through Northeastern France. Val-d'Oise is Île-de-France's northernmost department. Charles de Gaulle Airport, France's main international airport, is partially located in Roissy-en-France, a commune of Val-d'Oise.

The Communauté d'agglomération Roissy Pays de France is a communauté d'agglomération in the Val-d'Oise and Seine-et-Marne départements and in the Île-de-France région of France. It was formed on 1 January 2016 by the merger of the former communauté d'agglomération Val de France, communauté d'agglomération Roissy Porte de France and 17 communes that were part of the Communauté de communes Plaines et Monts de France. Its seat is in Roissy-en-France. Its area is 340.9 km. Its population was 354,451 in 2018, of which 2,858 in Roissy-en-France and 58,811 in Sarcelles, the largest commune of the communauté d'agglomération.

The A1 Autoroute, also autoroutes autoroute du Nord (the Northern Motorway), is the busiest of France's autoroutes and is part of an environmental zones.(See below) With a length of 211 km (131 mi), it connects Paris with the northern city of Lille. It is managed by the Société des Autoroutes du Nord et de l'Est de la France (SANEF). The autoroute serves the northern suburbs of Paris, including the Stade de France, Le Bourget, Paris' Roissy Charles de Gaulle Airport, and Parc Astérix. From there it crosses Hauts-de-France, without directly passing through any of the major cities of the région. Throughout Hauts-de-France, the A1 runs parallel to the LGV Nord.

Around 120 km (75 mi) from Paris, between the towns of Amiens and Saint-Quentin and near the Aire de service de Cœur des Hauts-de-France (the largest motorway plaza in Europe), the A1 crosses over the A29. A few dozen kilometers further north it forms the southern terminus of the A2, which branches off towards Brussels. The A1 is also crossed by the A26, the A21 and the A22, and it makes up part of European routes E15, E17, E19 and E42. in its northern terminus, the A1 turns into the A25.