The Ch'ŏngnyŏn Ich'ŏn Line is an electrified standard-gauge secondary mainline of the Korean State Railway running from P'yŏngsan on the P'yŏngbu Line to Sep'o on the Kangwŏn Line. The 141.3 km (87.8 mi) line is the southernmost of the three east-west transversal mainlines in North Korea.
North Korea has a railway system consisting of an extensive network of standard-gauge lines and a smaller network of 762 mm (30.0 in) narrow-gauge lines; the latter are to be found around the country, but the most important lines are in the northern part of the country. All railways in North Korea are operated by the state-owned Korean State Railway.
Tanch'ŏn Ch'ŏngnyŏn Station is a railway station in North Korea. It is located on the P'yŏngra Line of the Korean State Railway.
Ch'ŏngjin Ch'ŏngnyŏn Station is the central railway station in Ch'ŏngjin-si, North Hamgyŏng Province, North Korea. It is the junction point of the Hambuk Line and the P'yŏngra Line of the Korean State Railway, and is the beginning of the Ch'ŏngjinhang Line to Ch'ŏngjin Port.
Sunch'ŏn Station is a railway station in Sunch'ŏn municipal city, South P'yŏngan province, North Korea on the P'yŏngra Line of the Korean State Railway; it is also the starting point of the Manp'o Line.
The P'yŏngdŏk Line is an electrified standard-gauge trunk line of the Korean State Railway in North Korea running from Taedonggang Station in P'yŏngyang, where it connects to the P'yŏngbu, P'yŏngnam, P'yŏngra and P'yŏngŭi Lines, to Kujang, where it connects to the Manp'o and Ch'ŏngnyŏn P'arwŏn Lines. The total length of the line is 192.3 km (119.5 mi).
The Hŏch'ŏn Line is a partially electrified standard-gauge secondary line of the Korean State Railway running from Tanch'ŏn on the P'yŏngra Line to Honggun.
The Kŭmgol Line is an electrified standard-gauge secondary line of the North Korean State Railway running from Yŏhaejin on the P'yŏngra Line to Muhak. Located entirely in Tanch'ŏn city, South Hamgyŏng - one of the DPRK's most important mining areas - freight trains moving ore from the mines on the line to the P'yŏngra Line form the bulk of the line's traffic.
The Manp'o Line is an electrified standard-gauge trunk line of the North Korean State Railway running from Sunch'ŏn on the P'yŏngra Line to Manp'o on the Pukpu Line. The line continues on from Manp'o to Ji'an, China.
The Paektusan Ch'ŏngnyŏn Line is an electrified standard-gauge secondary mainline of the Korean State Railway running from Kilju on the P'yŏngra Line to Hyesan on the Pukpu Line; it connects to the narrow gauge Paengmu Line at Paeg'am Ch'ŏngnyŏn Station, and to the Samjiyŏn Line at Wiyŏn Station.
The Hambuk Line is an electrified standard-gauge trunk line of the Korean State Railway in North Korea, running from Ch'ŏngjin) on the P'yŏngra Line to Rajin, likewise on the P'yŏngra line.
The Hongŭi Line is an electrified standard-gauge secondary line of the North Korean State Railway running from Hongŭi on the Hambuk Line to Tumangang, which is the border station between North Korea and Russia. From Tumangang the line continues across the border to Khasan, Russia. The line from Tumangang to Rajin is double-tracked, including the entirety of the Hongŭi Line; during the recent renovation a 32 km section of dual Standard/Russian gauge was installed between Tumangang and Rajin stations. The entirety of the North Korean section of the line is located in Sŏnbong county of Rasŏn Special City.
The Kangwŏn Line is a 145.8 km (90.6 mi) electrified standard-gauge trunk line of the Korean State Railway of North Korea, connecting Kowŏn on the P'yŏngra Line to P'yŏnggang, providing an east–west connection between the P'yŏngra and Ch'ŏngnyŏn Ich'ŏn lines.
The P'yŏngra Line is an electrified standard-gauge trunk line of the Korean State Railway in North Korea, running from P'yŏngyang to Rajin, where it connects with the Hambuk Line. It is North Korea's main northeast-southwest rail line.
Yŏhaejin Station is a railway station in greater Tanch'ŏn city, South Hamgyŏng province, North Korea. Located on the P'yŏngra Line of the Korean State Railway, it is also the starting point of the Kŭmgol Line. The station was opened in 1924.
Tumangang Station is a railway station in Tumangang-rodongjagu, Sŏnbong, Rasŏn Special City, North Korea, on the Hongŭi Line of the Korean State Railway.
Hongŭi Station is a railway station in Hongŭi-ri, Sŏnbong county, Rasŏn Special City, North Korea; it is the junction point of the Hongŭi and Hambuk lines of the Korean State Railway.
Sinsŏngch'ŏn Station is a railway station located in Sinsŏngch'ŏn-rodongjagu, Sŏngch'ŏn County, South P'yŏngan Province, North Korea, on the P'yŏngra Line of the Korean State Railway; it is also the starting point of the P'yŏngdŏk Line.
The Koch'am T'an'gwang Line, or Koch'am Colliery Line, is an electrified 4.3 km (2.7 mi) long freight-only railway line of the Korean State Railway in North Hamgyŏng Province, North Korea, from Myŏngch'ŏn on the P'yŏngra Line to Sinmyŏngch'ŏn and the Myŏngch'ŏn Coal Complex.
