Montbrison-sur-Lez

Taulignan (French pronunciation: [toliɲɑ̃]; Occitan: Taulinhan) is a commune in the Drôme department in southeastern France.

Saint-Pantaléon-les-Vignes (French pronunciation: [sɛ̃ pɑ̃taleɔ̃ le viɲ]; Occitan: Sant Pantali) is a commune in the Drôme department in southeastern France.

Rousset-les-Vignes (French pronunciation: [ʁusɛ le viɲ]; Occitan: Rosset) is a commune in the Drôme department in southeastern France.

Valréas (French pronunciation: [valʁeas]; Occitan: Vauriàs) is a commune in the Vaucluse department in the Provence-Alpes-Côte d'Azur region in southeastern France.

Salles-sous-Bois (French pronunciation: [sal su bwa]; Occitan: Salas) is a commune in the Drôme department in southeastern France.

Grillon (French pronunciation: [ɡʁijɔ̃]; Occitan: Grilhon) is a commune in the Vaucluse department in the Provence-Alpes-Côte d'Azur region in southeastern France. It lies approximately 6 kilometres (4 miles) from the Château and village of Grignan.

Aleyrac (French pronunciation: [alɛʁak]; Occitan: Alairac) is a commune in the Drôme department in southeastern France.

Venterol (French pronunciation: [vɛ̃t(ə)ʁɔl]) is a commune in the Drôme department in southeastern France.

The canton of Valréas, sometimes called the enclave des Papes ("Enclave of the Popes"), is a canton of the Vaucluse department, a part of the Provence-Alpes-Côte d'Azur (PACA) region in Southern France. It consists of four communes: Grillon, Richerenches, Valréas and Visan.

Vinsobres (French pronunciation: [vɛ̃sɔbʁ]; Occitan: Vinsòbres) is a commune in the Drôme department in the Auvergne-Rhône-Alpes region in southeastern France.

The canton of Grignan is an administrative division of the Drôme department, southeastern France. Its borders were modified at the French canton reorganisation which came into effect in March 2015. Its seat is in Grignan. It consists of the following communes:

Grignan (French pronunciation: [ɡʁiɲɑ̃]; Occitan: Grinhan) is a commune in the Drôme department in the Auvergne-Rhône-Alpes region in southeastern France. It is a member of Les Plus Beaux Villages de France (The Most Beautiful Villages of France) Association. It has a Renaissance castle and is mentioned in the letters that Madame de Sévigné wrote to her daughter, Madame de Grignan, in the 17th century.