185 communes in the north of Seine-et-Oise (22% of the area of Seine-et-Oise) became the Val-d'Oise département, and the official number 95 was assigned to this département (a number never used before).
185 Gemengen am Norden (22 % vun der Fläch) goufen zum Departement Val-d'Oise, dat déi nei Nummer 95 krut.