Communauté d'agglomération Mont-Saint-Michel-Normandie

The canton of Isigny-le-Buat is an administrative division of the Manche department, northwestern France. Its borders were modified at the French canton reorganisation which came into effect in March 2015. Its seat is in Isigny-le-Buat. It consists of the following communes:

Isigny-le-Buat (French pronunciation: [iziɲi lə bɥa]) is a commune in the Manche department in north-western France.

Virey (French pronunciation: [viʁɛ]) is a former commune in the Manche department in Normandy in north-western France. On 1 January 2016, it was merged into the commune of Saint-Hilaire-du-Harcouët.

Martigny (French pronunciation: [maʁtiɲi]) is a former commune in the Manche department in Normandy in north-western France. On 1 January 2016, it was merged into the new commune of Grandparigny.

Saint-Martin-de-Landelles (French pronunciation: [sɛ̃ maʁtɛ̃ də lɑ̃dɛl]) is a former commune in the Manche department in Normandy in north-western France. On 1 January 2016, it was merged into the commune of Saint-Hilaire-du-Harcouët. Its population was 1,126 in 2019.

Grandparigny (French pronunciation: [ɡʁɑ̃paʁiɲi]) is a commune in the department of Manche, northwestern France. The municipality was established on 1 January 2016 by merger of the former communes of Chèvreville, Martigny, Milly and Parigny (the seat).

Saint-Hilaire-du-Harcouët (French pronunciation: [sɛ̃.t‿ilɛʁ dy aʁkwɛ]) is a commune in the Manche department in Normandy in north-western France. On 1 January 2016, the former communes of Saint-Martin-de-Landelles and Virey were merged into Saint-Hilaire-du-Harcouët. It is approximately 50 miles (80 km) east of St. Malo and a similar distance northeast of Rennes. A medieval tower in the town centre, the only remainder of the old church, contains frescos by painter Marthe Flandrin.

Le Mesnillard (French pronunciation: [lə mɛnilaʁ]) is a commune in the Manche department in Normandy in north-western France.

Parigny (French pronunciation: [paʁiɲi]) is a former commune in the Manche department in Normandy in north-western France. On 1 January 2016, it was merged into the new commune of Grandparigny.

Hamelin (French pronunciation: [amlɛ̃]) is a commune in the Manche department in north-western France.

Les Cresnays (French pronunciation: [le kʁɛnɛ]) is a commune in the Manche department in Normandy in north-western France.

The canton of Saint-Hilaire-du-Harcouët is an administrative division of the Manche department, northwestern France. Its borders were modified at the French canton reorganisation which came into effect in March 2015. Its seat is in Saint-Hilaire-du-Harcouët. It consists of the following communes: