Seoul Metro Area subway lines

Line 1 Incheon Line 1 Line 2 Incheon Line 2 Line 3 Line 4 Line 5 Line 6 Line 7 Line 8 Line 9 GTX-A Gyeonggang Line Gyeongui–Jungang Line Gyeongchun Line AREX (Airport Railroad) Gimpo Goldline Suin–Bundang Line Sinbundang Line EverLine Maglev