Local Route 20 Pohang–Yeongdeok Line (Korean: 국가지원지방도 제20호선 포항 ~ 영덕선) is a local route of South Korea that connecting Pohang to Yeongdeok County, North Gyeongsang Province.

In 1994, the route was planned as a part of an extension of National Route 20 from Gyeongju to Pohang, but due to a lack of funding, this never happened and instead was designated as a local route on 25 August 2001.

[1] IS: Intersection, IC: Interchange