Arrondissements of the Oise department

The 4 arrondissements of the Oise department are:

1. Arrondissement of Beauvais, (prefecture of the Oise department: Beauvais) with 255 communes. The population of the arrondissement was 225,899 in 2013.
2. Arrondissement of Clermont, (subprefecture: Clermont) with 146 communes. The population of the arrondissement was 129,859 in 2013.
3. Arrondissement of Compiègne, (subprefecture: Compiègne) with 156 communes. The population of the arrondissement was 180,891 in 2013.
4. Arrondissement of Senlis, (subprefecture: Senlis) with 133 communes. The population of the arrondissement was 278,751 in 2013.