Arrondissement of Nantua
In the arrondissement of Nantua,  there are only 2 cantons whose communes are in the arrondissement:   Nantua (18 communes) and Oyonnax (2 communes). The canton of Bellegarde-sur-Valserine  has 1 commune in the arrondissement of Belley, 2 in the arrondissement of Gex and 11 in the arrondissement of Nantua; the canton of Hauteville-Lompnes has 29 communes in Belley and 12 in Nantua; and the canton of Pont-d'Ain has 4 communes in the arrondissement of Bourg-en-Bresse and 20 in Nantua.