Val dOise Zip code

Val-d'Oise is a French department that was formed in 1968 when the Seine-et-Oise department was split up. It is in the ile-de-France region. You can find it in this region thanks to the Oise River. This river is a major source of the Seine, and it starts in Belgium and flows through north-eastern France. Charles de Gaulle Airport, France's main international airport, is part of the town of Roissy-en-France in the Val d'Oise.