Arrondissement of Aix-en-Provence

The arrondissement of Aix-en-Provence is an arrondissement of France, in the Bouches-du-Rhône department, Provence-Alpes-Côte d'Azur region. Its capital is the city of Aix-en-Provence.
History.
When the Bouches-du-Rhône department was created on 1800, the "arrondissement" of Aix-en-Provence was part of that original department.
Geography.
The "arrondissement" of Aix-en-Provence is in the northeast of the Bouches-du-Rhône department. It is bordered to the north by the Vaucluse department, to the east by the Var department, to the southeast by the Marseille "arrondissement", to the southwest by the Istres "arrondissement" and to the northwest by the Arles "arrondissement".
The "arrondissement" of Aix-en-Provence is the second largest "arrondissement" of the department both in area, , and population (429,436 inhabitants).
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".
There are 9 cantons in the "arrondissement" of Aix-en-Provence and 5 of them do not have all their "communes" in the "arrondissement":
Communes.
The "arrondissement" of Aix-en-Provence has 44 "communes"; they are (with their INSEE codes)ː
The "communes" with more inhabitants in the "arrondissement" are: