The following is a list of the 27 cantons of the Charente-Maritime department, in France, following the French canton reorganisation which came into effect in March 2015: Aytré Chaniers Châtelaillon-Plage Île d'Oléron Île de Ré La Jarrie Jonzac Lagord Marans Marennes Matha Pons Rochefort La Rochelle-1 La Rochelle-2 La Rochelle-3 Royan Saint-Jean-d'Angély Saint-Porchaire Saintes Saintonge Estuaire Saujon Surgères Thénac Tonnay-Charente La Tremblade Les Trois Monts References