The canton of Coteau de Chalosse is an administrative division of the Landes department, southwestern France. It was created at the French canton reorganisation which came into effect in March 2015. Its seat is in Montfort-en-Chalosse.

It consists of the following communes:

Amou Argelos Arsague Baigts Bassercles Bastennes Bergouey Beyries Bonnegarde Brassempouy Cassen Castaignos-Souslens Castelnau-Chalosse Castel-Sarrazin Caupenne Clermont Doazit Donzacq Gamarde-les-Bains Garrey Gaujacq Gibret Goos Gousse Hauriet Hinx Lahosse Larbey Laurède Louer Lourquen Marpaps Maylis Montfort-en-Chalosse Mugron Nassiet Nerbis Nousse Onard Ozourt Pomarez Poyanne Poyartin Préchacq-les-Bains Saint-Aubin Saint-Geours-d'Auribat Saint-Jean-de-Lier Sort-en-Chalosse Toulouzette Vicq-d'Auribat

References