Railroads that run as trunk lines are the Sanin Main Line and the Fukuchiyama Line built by Kyoto Railway and Hankaku Railway, as well as the Maizuru Line and the Obama Line built by former Japanese National Railways.
京都鉄道・阪鶴鉄道によって敷設された山陰本線と福知山線、旧日本国有鉄道によって敷設された舞鶴線と小浜線が、幹線として通っている。