Organising car hire in Oyonnax can be quick and easy – just visit our local branch. Oyonnax is the second most populated commune in the Ain department of the Rhone-Alps region of Eastern France. Hiring a car in Oyonnax enables you to access the nearby Jura region (whose mountain range are the sub-Alps), and to visit Switzerland’s cosmopolitan city of Geneva in just over an hour, or a 88.8km journey. The highest peak of the Jura Mountains, the Cret de la Neige, is only a 58.4 km journey up into the moutains, although it will take just over an hour and a quarter.