Peyriat

The Col du Berthiand is a mountain pass rising to 780 metres (2,560 ft) above sea level, situated on the Montagne de Berthiand in the Jura mountains. It is located in the department of Ain in France and joins the commune of Serrières-sur-Ain with Nurieux-Volognat.

Leyssard (French pronunciation: [lɛsaʁ]) is a commune in the Ain department in eastern France.

Nurieux-Volognat (French pronunciation: [nyʁjø vɔlɔɲa]) is a commune in the Ain department in eastern France. It was established in 1973 by the merger of the former communes Mornay and Volognat.

Ceignes (French pronunciation: [sɛɲ] ) is a commune in the Ain department in eastern France.

Nurieux station (French: Gare de Nurieux) is a French railway station located in the commune of Nurieux-Volognat, Ain department in the Auvergne-Rhône-Alpes region. Established at an elevation of 484 meters, the station is located at kilometric point (KP) 33.468 on the Ligne du Haut-Bugey, between the stations of Cize—Bolozon and Brion—Montréal-la-Cluse.

The Ange, less often called the Lange, is a river in the Ain department, eastern France. It is a 20.7-kilometre (12.9 mi) left tributary of the Oignin. It flows into the Rhône by the river Ain.

Maillat (French pronunciation: [maja] ) is a commune in the Ain department in eastern France.

Saint-Martin-du-Frêne (French pronunciation: [sɛ̃ maʁtɛ̃ dy fʁɛn] ) is a commune in the Ain department in eastern France.

Brion (French pronunciation: [bʁijɔ̃] ) is a commune in the Ain department in eastern France. The name comes from the Latin word Bria meaning fortress, and it is home to a ruined castle. Brion—Montréal-la-Cluse station has rail connections to Bourg-en-Bresse and Oyonnax.

Brion—Montréal-la-Cluse station (French: Gare de Brion—Montréal-la-Cluse) is a French railway station located in commune of Brion, Ain department in the Auvergne-Rhône-Alpes region. The station is also within close proximity of the commune of Montréal-la-Cluse, for which it is jointly named after. It is located at kilometric point (KP) 35.618 on the Ligne du Haut-Bugey (Bourg-en-Bresse–Bellegarde railway). Opened in 1996 by the SNCF, the station replaced the now closed La Cluse station. Its layout was further modified during the closure of the Haut-Bugey railway between 2005 and 2010. As of 2022, the station is owned and operated by the SNCF and served by TER Auvergne-Rhône-Alpes trains.

Bolozon (French pronunciation: [bɔlozɔ̃]) is a commune in the Ain department in eastern France. Cize—Bolozon station has rail connections to Bourg-en-Bresse and Oyonnax.

Challes-la-Montagne (French pronunciation: [ʃal la mɔ̃taɲ]) is a commune in the Ain department in eastern France. The commune was formerly called Challes and was officially renamed on 7 July 2006.