Airports 501 to 550
C 194 Heliport
Hyoseong-dong, Incheon, Incheon Gwang'yeogsi, South Korea — 946 km (511 nm) NE
N 225 Heliport - Tongjin Airfield
Ayang Ni Highway Strip
Chungbuk Provincial Police Agency Heliport
Chungbuk, Chungcheongbugdo, South Korea — 951 km (513 nm) NE
Cheongju International Airport/Cheongju Air Base (K-59/G-513)
Cheongju, Chungcheongbugdo, South Korea — 953 km (515 nm) NE