Distance between Seoul, South Korea and Hamhung, North Korea
266 km = 165 miles
We assume a spherical Earth as a close approximation of the true shape of the Earth (an oblate spheroid). The distance is calculated as great-circle or orthodromic distance between city centres on the surface of a sphere.
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Seoul, South Korea
Country: South KoreaSeoul’s coordinates: 37°33′57″ N, 126°58′42″ E
Population: 10,349,312
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Wikipedia article: Seoul
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Hamhung, North Korea
Country: North KoreaHamhung’s coordinates: 39°55′05″ N, 127°32′11″ E
Population: 559,056
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Wikipedia article: Hamhung
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