The calculated distance (air line) between Uijeongbu-si and Chinch'ŏn is approximately 65 miles respectively 104 kilometers.
By car or train, the actual journey to Chinch'ŏn is certainly longer, as only the direct route (as the crow flies) between Uijeongbu-si and Chinch'ŏn has been calculated here.
Air line (approximately)
104 kilometers
56 nautical miles