Ŭnsan Line
The Ŭnsan Line is an electrified standard-gauge freight-only secondary line of the Korean State Railway in South P'yŏngan Province, North Korea, running from Ŭnsan on the P'yŏngra Line to Taegŏn.
Route
A yellow background in the "Distance" box indicates that section of the line is not electrified.| Distance | Distance | Station Name | Station Name | Former Name | Former Name | Connections |
| 0.0 | 0.0 | Ŭnsan | 은산 | Changsŏn'gang Line, P'yŏngra Line | ||
| 2.5 | 2.5 | Haksan | 학산 | Maebong Line | ||
| 5.8 | 3.3 | Taegŏn | 대건 | Chiktong Colliery Line, Mohak Line, Taegŏn Line |