The Canton of Douvrin is one of the cantons of the arrondissement of Béthune, in the Pas-de-Calais department, in northern France. Its seat is the town Douvrin. Composition At the French canton reorganisation which came into effect in March 2015, the canton was expanded from 5 to 14 communes: Annequin Auchy-les-Mines Billy-Berclau Cambrin Cuinchy Douvrin Festubert Givenchy-lès-la-Bassée Haisnes Lorgies Noyelles-lès-Vermelles Sailly-Labourse Vermelles Violaines References Douvrin