Namdong Line (a non-electrified secondary railway line ) has eleven stops one of which is Ansk station.
The Namdong Line was a non-electrified secondary railway line of the Korean State Railway in South P'yongan Province, North Korea, from P'yongnam Onch'on on the P'yongnam Line to Namdong, where it connected to the (now closed) Namdong Branch of the Sohae Line. Namdong Manp'ung Yomjon Taep'ung Hanch'on Sokta Raksaeng Iap P'ungjong Ansok P'yongnam Onch'on 
