National Route 4 is a national highway in South Korea connects Gunsan to Gyeongju. It established on 31 August 1971.^[1]

You can help expand this article with text translated from the corresponding article in Korean. (August 2020) Click [show] for important translation instructions. Machine translation, like DeepL or Google Translate, is a useful starting point for translations, but translators must revise errors as necessary and confirm that the translation is accurate, rather than simply copy-pasting machine-translated text into the English Wikipedia. Do not translate text that appears unreliable or low-quality. If possible, verify the text with references provided in the foreign-language article. You must provide copyright attribution in the edit summary accompanying your translation by providing an interlanguage link to the source of your translation. A model attribution edit summary is Content in this edit is translated from the existing Korean Wikipedia article at [[:ko:국도 제4호선]]; see its history for attribution. You may also add the template {{Translated|ko|국도 제4호선}} to the talk page. For more guidance, see Wikipedia:Translation.

Quick Facts Route information, Length ...

4 National Route 4
국도 제4호선
Route information
Length	417.9 km (259.7 mi)
Existed	31 August 1971–present
Major junctions
West end	Gunsan, North Jeolla Province
East end	Gyeongju, North Gyeongsang Province
Location
Country	South Korea
Highway system
Highway systems of South Korea Expressways National Local

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North Jeolla Province

• Gunsan

South Chungcheong Province

• Seocheon County - Buyeo County - Nonsan - Gyeryong

Daejeon

• Yuseong District - Seo District - Jung District - Dong District

North Chungcheong Province

• Okcheon County - Yeongdong County

North Gyeongsang Province

• Gimcheon - Chilgok County

Daegu

• Buk District - Seo District - Buk District - Dong District - Suseong District - Dong District

North Gyeongsang Province

• Gyeongsan - Yeongcheon - Gyeongju

This article contains a bulleted list or table of intersections which should be presented in a properly formatted junction table. (November 2021)

• (■): Motorway

IS: Intersection, IC: Interchange