Belmonte de Miranda, Grado, Yernes y Tameza, and Proaza; to the south by León province, to the west by Somiedo and to the east by Quirós and Proaza. Formerly...

Corvera de Asturias, Gijón, Gozón, Illas, Las Regueras, Langreo, Laviana, Lena, Llanera, Mieres, Morcín, Noreña, Oviedo, Proaza, Quirós, Ribera de Arriba...

to the north is Santo Adriano, to the northwest is Proaza, and to the west is Teverga. Castillo de Alba was a notable fortress here in medieval times...

Valle del Oso (Proaza, Quirós, Santo Adriano and Teverga) and the municipalities of Boal, Grandas de Salime, Illano, Pesoz, San Tirso de Abres and Taramundi...