National Route 2 (Korean: 국도 제2호선; RR: Gukdo Je I(2) Hoseon) is a national highway in South Korea that connects Sinan with Busan.

It was first established on 31 August 1971.

[1] The original road connected Mokpo to Busan, but in 2004, a road that connects Sinan to Mokpo opened to traffic.

South Jeolla Province South Gyeongsang Province Busan IS: Intersection, IC: Interchange