Illiat

Saint-André-d'Huiriat (French pronunciation: [sɛ̃.t‿ɑ̃dʁe dɥiʁja]) is a commune in the Ain department in eastern France.

Cruzilles-lès-Mépillat (French pronunciation: [kʁyzij lɛ mepija]) is a commune in the Ain department in eastern France.

Saint-Étienne-sur-Chalaronne (French pronunciation: [sɛ̃.t‿etjɛn syʁ ʃalaʁɔn], literally Saint-Étienne on Chalaronne) is a commune in the Ain department in eastern France.

L'Abergement-Clémenciat (French pronunciation: [labɛʁʒəmɑ̃ klemɑ̃sja]; Arpitan: L’Abèrgement-Cllèmenciê) is a commune in the department of Ain and the region of Auvergne-Rhône-Alpes in eastern Metropolitan France. The commune was established in 1857 by combining the two parishes of Abergement and Clémenciat.

Bey (French pronunciation: [bɛ] beh; Arpitan: Bês) is a commune in the Ain department in eastern France.

Garnerans (French pronunciation: [ɡaʁnəʁɑ̃]; Arpitan: Gouarnerens) is a commune in the Ain department in eastern France.

Dompierre-sur-Chalaronne (French pronunciation: [dɔ̃pjɛʁ syʁ ʃalaʁɔn], literally Dompierre on Chalaronne) is a commune in the Ain department in eastern France.

Grièges (French pronunciation: [ɡʁijɛʒ]; Arpitan: Grièjo) is a commune in the Ain department in eastern France.

Cormoranche-sur-Saône (French pronunciation: [kɔʁmɔʁɑ̃ʃ syʁ son]) is a commune in the Ain department in eastern France.

Saint-Didier-sur-Chalaronne (French pronunciation: [sɛ̃ didje syʁ ʃalaʁɔn], literally Saint-Didier on Chalaronne) is a commune in the Ain department in eastern France.

Valeins (French pronunciation: [valɛ̃]; Arpitan: Valens) is a commune in the Ain department in eastern France.

The Veyle (French pronunciation: [vɛl]; Arpitan: Vêla) is a 66.8 km (41.5 mi) long river in the Ain department in eastern France. Its source is in Chalamont. It flows generally northwest. It is a left tributary of the Saône, into which it flows between Grièges and Crottet, near Mâcon.