Château-Gontier-sur-Mayenne
Château-Gontier-sur-Mayenne
Subprefecture and commune in Pays de la Loire, France
Château-Gontier-sur-Mayenne (French pronunciation: [ʃɑto ɡɔ̃tje syʁ majɛn]) is a commune in the Mayenne department in north-western France.[3] It was established on 1 January 2019 by merger of the former communes of Château-Gontier (the seat), Azé and Saint-Fort.[4]