One Subway

Provides information such as subway timetables and real-time subway locations.

■ All subway map images in Korea
We provide images so you can see the subways in the metropolitan area (Seoul), Busan, Daegu, Daejeon, and Gwangju at a glance.

■ Subway timetable
You can easily view the subway station's timetable.

■ Route navigation
If you specify the departure station, transit station, and arrival station, the fastest route will be found.

■ Real-time subway location and arrival information
You can check the locations of all subways on the selected subway line.
You can also find out which subway will arrive at your station soon.

■ Detailed information of subway stations
It provides information such as subway station exit information, platform location, and restroom location.

■ Ttareungi bicycle information around subway stations
You can easily check information on Ttareungi bicycles around Seoul subway stations.