The arrondissement of Montdidier is an arrondissement of France in the Somme department in the Hauts-de-France region. It has 109 communes. Its population is 47,700 (2016), and its area is 781.9 km2 (301.9 sq mi).
Belloy-sur-Somme is a commune in the Somme department in Hauts-de-France in northern France.
Saint-Christ-Briost is a commune in the Somme department in Hauts-de-France in northern France.
Sainte-Segrée is a commune in the Somme department in Hauts-de-France in northern France.
Senlis-le-Sec is a commune in the Somme department in Hauts-de-France in northern France.
Métigny is a commune in the Somme department in Hauts-de-France in northern France.
Mesnil-Bruntel is a commune in the Somme department in Hauts-de-France in northern France.
Mesnil-Saint-Nicaise is a commune in the Somme department in Hauts-de-France in northern France.
Mézières-en-Santerre is a commune in the Somme department in Hauts-de-France in northern France.
Miannay is a commune in the Somme department in Hauts-de-France in northern France.
Neuilly-le-Dien is a commune in the Somme department in Hauts-de-France in northern France.
Piennes-Onvillers is a commune in the Somme department in Hauts-de-France in northern France.
Ponches-Estruval is a commune in the Somme department in Hauts-de-France in northern France.
Pendé is a commune in the Somme department in Hauts-de-France in northern France.
Morcourt is a commune in the Somme department in Hauts-de-France in northern France.
Quiry-le-Sec is a commune in the Somme department in Hauts-de-France in northern France.
Sancourt is a commune in the Somme department in Hauts-de-France in northern France.
Saint-Sauveur is a commune in the Somme department in Hauts-de-France in northern France.
Rancourt is a commune in the Somme department in Hauts-de-France in northern France.
The Canton of Ailly-sur-Noye is a canton situated in the department of the Somme and in the Hauts-de-France region of northern France.
