Avilés is one of 8 comarcas (this is the Spanish word; the Asturian is cotarros), administrative divisions of Asturias, which is a province and an autonomous community in Spain .
The comarca of Eo-Navia is divided into 17 municipalities (in Asturian conceyos). From east to west they are:
- Valdés
- Navia
- Villayón
- Coaña
- Boal
- Eilao
- Pezós
- Grandas de Salime
- El Franco
- Tapia
- Samartín d'Ozcos
- Santalla d'Ozcos
- Vilanova d'Ozcos
- Castropol
- Veiga d'Eo
- Santiso d'Abres
- Taramundi
