Arrondissement of Riom

The canton of Riom is an administrative division of the Puy-de-Dôme department, central France. It was created at the French canton reorganisation which came into effect in March 2015. Its seat is in Riom.

Riom (French pronunciation: [ʁjɔ̃] ; Auvergnat Riam) is a commune in the Puy-de-Dôme department in Auvergne in central France. It is a sub-prefecture of the department.

Communauté d'agglomération Riom Limagne et Volcans is the communauté d'agglomération, an intercommunal structure, centred on the town of Riom. It is located in the Puy-de-Dôme department, in the Auvergne-Rhône-Alpes region, central France. Created in 2017, its seat is in Riom. Its area is 401.8 km2. Its population was 67,503 in 2019, of which 19,004 in Riom proper.

Mozac Abbey is a former Cluniac monastery in the commune of Mozac near Riom in Auvergne, France.

Ménétrol (French pronunciation: [menetʁɔl]) is a commune in the Puy-de-Dôme department in Auvergne in central France.

Marsat (French pronunciation: [maʁsa]) is a commune in the Puy-de-Dôme department in Auvergne in central France.

Mozac (French pronunciation: ​[mɔzak]) is a commune in the Puy-de-Dôme department in Auvergne in central France.

Saint-Bonnet-près-Riom (French pronunciation: [sɛ̃ bɔnɛ pʁɛ ʁjɔ̃], literally Saint-Bonnet near Riom; Auvergnat: Sant Bonet de Rioms) is a commune in the Puy-de-Dôme department in Auvergne in central France.

Yssac-la-Tourette (French pronunciation: [isak la tuʁɛt]; Occitan: Issac de la Toreta) is a commune in the Puy-de-Dôme department in Auvergne in central France.

Châteaugay (French: [ʃɑtoɡɛ]; Auvergnat: Chasteugai) is a commune in the Puy-de-Dôme department in Auvergne-Rhône-Alpes in central France.

The canton of Châtel-Guyon is an administrative division of the Puy-de-Dôme department, central France. It was created at the French canton reorganisation which came into effect in March 2015. Its seat is in Châtel-Guyon.It consists of the following communes:

Châtel-Guyon (French: [ʃɑtɛl ɡɥijɔ̃]; Auvergnat: Chastel Guion) is a commune in the Puy-de-Dôme department in Auvergne-Rhône-Alpes in central France.Prior to June 2008 it was officially known as Châtelguyon, the change in the official styling being an adoption of its colloquial spelling, as, for example, used by Guy de Maupassant in his 1884 short story, "Le tic".