Kalma station () is a railway station in Kalma-dong, an industrial neighbourhood in the eastern part of Wŏnsan city, Kangwŏn province, North Korea, on the Kangwŏn Line of the Korean State Railway. It is also the start of the Wŏnsanhang Line to Wŏnsan Port.Kokubu, Hayato, 将軍様の鉄道 (Shōgun-sama no Tetsudō), p.90
Kalma station handles freight traffic destined for and shipped from Wŏnsan city,The traffic and geography in North Korea: Kangwŏn Line (in Korean) and serves several large industries, including the 4 June Rolling Stock Works, which is one of the DPRK's largest railway equipment factories.
The station, along with the rest of the former Kyŏngwŏn Line, was opened by the Chosen Government Railway on 16 August 1914.
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