Kanton Rosières-en-Santerre, gant 20 kumun: Bayonvillers, Beaufort-en-Santerre, Bouchoir, Caix, La Chavatte, Chilly, Folies, Fouquescourt, Fransart, Guillaucourt, Hallu, Harbonnières, Maucourt, Méharicourt, Parvillers-le-Quesnoy, Punchy, Rosières-en-Santerre, Rouvroy-en-Santerre, Vrély ha Warvillers.