The Busan Metro is an urban rail system in Busan, South Korea. It consists of five lines and over 100 stations. The Busan Transportation Corporation operates four lines, and the Busan–Gimhae Light Rail Transit (BGL) operator is B&G Metro. The Busan Metro began operation in July 1985, and BGL started operating in September 2011.
| Busan Metro |
| Daegu Metro |
| Daejeon Metro |
| Gwangju Metro |
| Seoul Metropolitan Subway |