Méry-sur-Oise , literally Méry on Oise] is a commune in the Val-d'Oise department in Île-de-France in northern France. Méry-sur-Oise station has rail connections to Persan, Saint-Leu-la-Forêt and Paris.
Soisy-sur-Seine , literally Soisy on Seine] is a commune in the Essonne department in Île-de-France in northern France. Inhabitants of Soisy-sur-Seine are known as Soiséens.
Champagne-sur-Oise , literally Champagne on Oise] is a commune in the Val-d'Oise department in Île-de-France in northern France. Champagne-sur-Oise station has rail connections to Persan, Creil, Pontoise and Paris.