1171 W 58 - Saint-Abraham, Saint-Aignan, Saint-Allouestre, Saint-Armel, Saint-Avé, Saint-Barthélémy, Saint-Brieuc-de-Mauron, Saint-Caradec-Trégomel, Saint-Congard, Saint-Dolay, Sainte-Anne-d’Auray, Sainte-Brigitte, Sainte-Hélène, Saint-Gérand, Saint-Gildas-de-Rhuys, Saint-Gonnery, Saint-Gorgon, Saint-Gouvry, Saint-Gravé, Saint-Guyomard. 1970-1972