Corveissiat is located about 25 km from Bourg-en-Bresse, and was merged with the communes of Saint-Maurice-d'Echazeaux and Arnan in 1944 and 1965.
This village is situated on a plateau rising to 450 meters to the east of it flows the river Ain, at the foot of the cliff, 200 feet below in the valley of the Ain.
The terrain is dry, it may appear in the sources slopes towards the River Ain.