Arrondissement of Bourg-en-Bresse

The arrondissement of Bourg-en-Bresse is an arrondissement of France in the Ain department in the Auvergne-Rhône-Alpes region. Its capital, and the prefecture of the department, is the city of Bourg-en-Bresse.
History.
When the Ain department was created on 1800, the "arrondissement" of Bourg-en-Bresse was part of that original department.
Geography.
It is found in the western half of the department with an area of , the largest "arrondissement" of the department. It is the "arrondissement" with more people living in it, with 354,177 inhabitants and a density of inhabitants/km².
The "arrondissement" of Bourg-en-Bresse is bordered to the northwest by the Saône-et-Loire department, to the northeast by the Jura department, to the west by the "arrondissements" of Nantua and Belley, and to the southwest by the Rhône department.
Composition.
Cantons.
After the reorganisation of the cantons in France, cantons are not subdivisions of the "arrondissements" so they could have "communes" that belong to different "arrondissements".
In the "arrondissement" of Bourg-en-Bresse, there are 12 cantons whose "communes" are in the "arrondissement":
The canton of Lagnieu has 22 "communes" in the "arrondissement" of Belley and 4 in the "arrondissement" of Bourg-en-Bresse; and the canton of Pont-d'Ain has 4 "communes" in Bourg-en-Bresse and 20 in the "arrondissement" of Nantua.
Communes.
The "arrondissement" of Bourg-en-Bresse has 201 "communes"; they are (with their INSEE codes)ː
The "communes" with more inhabitants in the "arrondissement" are: