Argentera borders the following municipalities: Acceglio, Canosio, Larche (France), Pietraporzio, and Saint-Etienne-de-Tinée (France). Its territory includes peaks such as the Oserot at an elevation of 2,860 metres (9,380 ft) above sea level, Enciastraia at 2,955 metres (9,695 ft) and the Rocca dei Tre Vescovi at 2,867 metres (9,406 ft).