Category:黄海北道の交通

Hwanghae Chongnyon Line

Songrim Line

Pongsan Line

Myongdang Line

Kobi Line

Pyongdok Line

Unnyul Line

Chongnyon Ichon Line

Pyongyang–Wonsan Tourist Motorway

Pyongyang–Kaesong Motorway

Pyongbu Line