Caucalières

Communauté d'agglomération de Castres Mazamet is the communauté d'agglomération, an intercommunal structure, centred on the city of Castres. It is located in the Tarn department, in the Occitania region, southern France. Created in 1999, its seat is in Castres. Its area is 406.1 km2. Its population was 78,275 in 2019, of which 42,079 in Castres proper.

Aiguefonde (French pronunciation: ​[ɛɡfɔ̃d]; Occitan: Aigafonda, meaning deep water) is a commune of the Tarn department in southern France.

Ardorel Abbey, formally the Abbey of Our Lady of Ardorel (Latin: Ardorellum; French: Abbaye Notre-Dame d'Ardorel), was a Benedictine then Cistercian monastery located in the modern-day commune of Payrin-Augmontel, Tarn, southwestern France. It was destroyed during the Wars of Religion.

Payrin-Augmontel (French pronunciation: ​[pɛʁɛ̃ oɡmɔ̃tɛl]; Occitan: Pairin e Aut Montel) is a commune in the Tarn department in southern France.

Valdurenque (French pronunciation: [valdyʁɑ̃k]; Occitan: Val Durenca) is a commune in the Tarn department in southern France.

Labruguière (French pronunciation: [labʁyɡjɛʁ]; Languedocien: La Bruguièira) is a commune in the Tarn department in southern France. The Thoré is a river that is part of the commune's eastern border, flows north-northwestward through the northern part of the commune, crosses the village, then forms part of its northern border.

The canton of La Montagne noire is an administrative division of the Tarn department, southern France. It was created at the French canton reorganisation which came into effect in March 2015. Its seat is in Labruguière.It consists of the following communes:

Aussillon is a commune in the Tarn department and Occitanie region of southern France.

Lagarrigue (French pronunciation: [laɡaʁiɡ]; Occitan: La Garriga) is a commune in the Tarn, department in southern France. Inhabitants are called "Lagarriguois".

Noailhac (French pronunciation: ​[nɔajak]; Occitan: Noalhac) is a commune in the Tarn department in southern France.

The canton of Mazamet-1 is an administrative division of the Tarn department, southern France. It was created at the French canton reorganisation which came into effect in March 2015. Its seat is in Mazamet.It consists of the following communes:

Mazamet (French pronunciation: ​[mazamɛ]; Languedocien: Masamet) is a commune in the Tarn department in southern France. It is the second-largest component of the Castres-Mazamet metropolitan area.