Carreño is a municipality in the autonomous community of the Principality of Asturias, Spain. It is bordered by Corvera de Asturias on the west, Gozón on the north, the Cantabrian Sea on the north and east, and Gijón on the east and south. Its capital is Candás.

Gijón or Xixón is a city and municipality in north-western Spain. It is the largest city and municipality by population in the autonomous community of Asturias. It is located on the coast of the Cantabrian Sea in the Bay of Biscay, in the central-northern part of Asturias; it is approximately 24 km (15 mi) north-east of Oviedo, the capital of Asturias, and 26 km (16 mi) from Avilés. With a population of 273,744 as of 2023, Gijón is the 15th largest city in Spain.