※ Not a straight distance along the road
East End -> West End 929 km
North end -> South end 421 km
※ a straight distance
East end -> About 70km west end -> Chuncheon, Seoul
The northern end -> About 30km south end -> Seoul <-> Suwon
From east to west, Seoul City Hall <-> Chuncheon JC Street outside Chuncheon
From north to south, Seoul <-> Suwon Street
It’s working