[1] The line runs through the provinces of León, Ourense, Lugo and A Coruña.

Important towns served include Monforte de Lemos, Lugo and Ponferrada.

There is no through service operating on the line in its entirety; with A Coruña to León direct trains being routed via Santiago de Compostela.

However, Media Distancia services run from A Coruña to Monforte de Lemos, where Alvia trains use the second stretch of the line to León.

[2] Regional Express services call at smaller stations on various stretches of the line.