Domagné

The Canton of Châteaubourg is a former canton of France, in the Ille-et-Vilaine département, located in the east of the department. It was disbanded following the French canton reorganisation which came into effect in March 2015. It consisted of 6 communes, and its population was 14,427 in 2012.

Saint-Didier (French pronunciation: [sɛ̃ didje]; Breton: Sant-Ider; Gallo: Saent-Didier) is a commune in the Ille-et-Vilaine department in Brittany in northwestern France.

Châteaubourg (French pronunciation: [ʃatobuʁ]; Breton: Kastell-Bourc'h; Gallo: Chastèu-Bórg) is a commune in the Ille-et-Vilaine department in Brittany in northwestern France.

Saint-Jean-sur-Vilaine (French pronunciation: [sɛ̃ ʒɑ̃ syʁ vilɛn]; Gallo: Saent-Jan-sur-Vilaèyn, Breton: Sant-Yann-ar-Gwilen) is a commune in the Ille-et-Vilaine department in Brittany in northwestern France.

Ossé (French pronunciation: [ɔse]; Breton: Oc'heg) is a former commune in the Ille-et-Vilaine department in Brittany in northwestern France. On 1 January 2017, it was merged into the commune Châteaugiron.

Moulins (French pronunciation: [mulɛ̃] ; Breton: Melined; Gallo: Móleins) is a commune in the Ille-et-Vilaine department of Brittany in northwestern France.

Piré-sur-Seiche (French pronunciation: [piʁe syʁ sɛʃ]; Breton: Pereg) is a former commune in the Ille-et-Vilaine department of Brittany in northwestern France. On 1 January 2019, it was merged into the new commune Piré-Chancé.

Piré-Chancé (French pronunciation: [piʁe ʃɑ̃se]; Breton: Pereg-Kantieg) is a commune in the Ille-et-Vilaine department of Brittany in northwestern France. It was established on 1 January 2019 by merger of the former communes of Piré-sur-Seiche (the seat) and Chancé.

Saint-Aubin-du-Pavail (French pronunciation: [sɛ̃.t‿obɛ̃ dy pavaj]; Breton: Sant-Albin-ar-Pavez) is a former commune in the Ille-et-Vilaine department in Brittany in northwestern France. On 1 January 2017, it was merged into the commune Châteaugiron.The name Saint-Aubin-du-Pavail comes from Saint Aubin, bishop of Angers in the 6th century. The term "Pavail" indicates the paving stone of the Gallo-Roman way which crossed the commune.

Servon-sur-Vilaine (French pronunciation: [sɛʁvɔ̃ syʁ vilɛn]; Breton: Servon, Gallo: Servon) is a commune in the Ille-et-Vilaine department in Brittany in northwestern France.

Brécé (French pronunciation: [bʁese]; Breton: Brec'heg; Gallo: Berczaé) is a commune in the Ille-et-Vilaine department in Brittany in northwestern France.

Boistrudan (French pronunciation: [bwatʁydɑ̃]; Breton: Koetruzan; Gallo: Boéz-Trudan) is a commune in the Ille-et-Vilaine department in Brittany in northwestern France.