National Route 21 (South Korea)

National Route 21 is a national highway in South Korea connects Namwon to Icheon. It established on 31 August 1971.[1]

21
nr 21
National Route 21
국도 제21호선
Route information
Length430.9 km (267.7 mi)
Existed31 August 1971–present
Major junctions
South endNamwon, North Jeolla Province
North endIcheon, Gyeonggi Province
Location
CountrySouth Korea
Highway system

Main stopovers
National Route 21 in Boryeong

North Jeolla Province

South Chungcheong Province

North Chungcheong Province

Gyeonggi Province

Major intersections

IS: Intersection, IC: Interchange

North Jeolla Province
Name [2] Hangul name Connection Location Note
Daegang-myeon Office 대강면사무소 Namwon City Daegang-myeon Terminus
National Route 13 overlap
No name (이름 없음) Prefectural Route 745
(Geumtan-ro)		 National Route 13 overlap
Pyeongchon IS 평촌삼거리 Prefectural Route 730
(Yudeung-ro)
Suhong IS 수홍삼거리 National Route 24
(Bihong-ro)		 National Route 13, National Route 24 overlap
Goejeong IS 괴정삼거리 National Route 24
(Damsun-ro)		 Sunchang County Jeokseong-myeon
Seoho Bridge (Seohyo Bridge) 서호다리(서효교) National Route 13 overlap
Hyeonpo IS 현포삼거리 Donggye-ro Donggye-myeon
Yeonsan IS 연산사거리 National Route 13
(Chunghyo-ro)
Donggye 1-gil		 National Route 13 overlap
Prefectural Route 717 overlap
Donggye High School 동계고등학교 Prefectural Route 717 overlap
Gwanjeon IS 관전삼거리 Prefectural Route 717
(Gangdong-ro)
No name (이름 없음) Ganggyeong-gil Jeokseong-myeon
Naewol IS 내월삼거리 Jeokseong-ro
Unrim IS 운림삼거리 Inseong-ro
No name (이름 없음) Sesim-ro Ingye-myeon
No name (이름 없음) Injung-ro
Ingye Elementary School 인계초등학교
No name
No name		 (이름 없음)
(이름 없음)		 Hogye-gil
Seonam-ro
Ingye IS 인계교차로 National Route 27
(Moak-ro)
Ingye IS
(Ingye-myeon Office)		 인계삼거리
(인계면사무소)		 Indeok-ro
No name (이름 없음) Indeok-ro
No name
No name		 (이름 없음)
(이름 없음)		 Gusan-ro
Hoeryong-gil		 Gurim-myeon
Dungi IS 둔기삼거리 Prefectural Route 729
(Gwangam-ro)		 Prefectural Route 729 overlap
No name (이름 없음) Seonggok-ro
Gurim Bridge IS 구림교삼거리 Prefectural Route 729
(Yeonsan 2-gil)
Gurim IS 구림삼거리 Gurim-ro
Woljeong IS 월정삼거리 Prefectural Route 55
Prefectural Route 792
(Gangcheon-ro)		 Prefectural Route 55, 792 overlap
Ojeongja IS 오정자삼거리 Prefectural Route 792
(Gangcheon-ro)
Unbuk IS 운북삼거리 Jangam-gil Prefectural Route 55 overlap
No name (이름 없음) Unhang-gil
Bamjae 밤재
Ssangchi-myeon
Ssangchi IS 쌍치사거리 Prefectural Route 55
Prefectural Route 715
(Cheongjeong-ro)
Ssanggye-ro
Ssangchi Middle School 쌍치중학교
Ssanggalmae IS 쌍갈매삼거리 National Route 29
(Sunjeong-ro)		 National Route 29 overlap
Oksan IS 옥산삼거리 Guksabong-ro
Hunmonhjae Entrance 훈몽재입구
Sinseong IS 신성교차로 Prefectural Route 49
(Baekbang-ro)		 National Route 29 overlap
Prefectural Route 49 overlap
Gaeunchi 개운치 Jeongeup City Naejangsang-dong
Bujeonjae IS 부전제삼거리 Prefectural Route 49
(Chilbosan-ro)
Bujeon IS 부전사거리 Naejangsan-ro National Route 29 overlap
Naejangsang-dong Community Center 내장상동주민센터
Songsan IS 송산교차로 National Route 1
(Jeongeup-daero)
National Route 29
(Naejangsan-ro)		 National Route 1 overlap
National Route 29 overlap
Yongho Tunnel 용호터널 Jangmyeong-dong National Route 1 overlap
Right tunnel: Approximately 285m
Left tunnel: Approximately 250m
Yongho IS 용호교차로 Prefectural Route 708
(Jeongeupbuk-ro)		 National Route 1 overlap
Prefectural Route 708 overlap
Bakdong IS 박동교차로 Seobusaneopdo-ro Buk-myeon
Jeongeup Bridge 정읍대교
Hwahae IS 화해교차로 Prefectural Route 708
(Chilbuk-ro)
Usan IS 우산교차로 Jeongeupbuk-ro Jeongu-myeon National Route 1 overlap
Jigyeong IS 지경교차로 Taego-ro
Taein IS 태인교차로 Seokji-ro Taein-myeon National Route 1 overlap
Connected with Taein IC
Wangnim IS 왕림교차로 National Route 30 National Route 1 overlap
Oseong IS 오성교차로 Jeongeupbuk-ro
Nokdong IS 녹동교차로 Jeongeupbuk-ro Ongdong-myeon
Yongho IS 용호교차로 Jeongeupbuk-ro
Solteun Tunnel 솔튼터널 National Route 1 overlap
Right tunnel: Approximately 780m
Left tunnel: Approximately 700m
Tongseok IS 통석교차로 Geumpyeong-ro
Jeongeupbuk-ro		 Gamgok-myeon National Route 1 overlap
Wonpyeong IS 원평 교차로 Prefectural Route 714
Prefectural Route 736
(Bonghwang-ro)		 Gimje City Geumsan-myeon
Naksu IS 낙수교차로 Prefectural Route 712
(Bongnam-ro)
(Wonpyeong-ro)
Bongeun IS 봉은교차로 Guseong-gil
Yongbok IS 용복교차로 Yangsi-ro Geumgu-myeon
Geumgu IS 금구사거리 Daesong-ro
Geumgu IC 금구 나들목 Prefectural Route 714
(Pungyo-ro)		 National Route 1 overlap
Connected with Gimje IC
Woljeon IS 월전삼거리 Bongdu-ro National Route 1 overlap
Daeya IS 대야삼거리 Prefectural Route 713
(Iseonam-ro)
Ssuk Pass IS 쑥고개 교차로 National Route 1
National Route 27
(Honam-ro)
Ssukgogae-ro		 Jeonju City Wansan District National Route 1 overlap
National Route 27 overlap
Jungin IS 중인 교차로 Prefectural Route 712
(Urim-ro)		 National Route 27 overlap
Gui IS 구이 교차로 National Route 27
(Moak-ro)
Taebong IS 태봉 교차로 Pyeongchon-ro Wanju County Gui-myeon
Gwanggok Tunnel 광곡터널 Approximately 380m
Godeok Tunnel 고덕터널 Right tunnel: Approximately 920m
Left tunnel: Approximately 870m
Sanggwan IS 상관 교차로 National Route 17
(Chunhyang-ro)		 Sanggwan-myeon National Route 17 overlap
No name (이름 없음) Sinri-ro
No name (이름 없음) Chunhyang-ro
Ajung Station Square 아중역광장 Ajung-ro Jeonju City Deokjin District
Andeokwon IS
(Andeokwon Underpass)		 안덕원사거리
(안덕원지하차도)		 National Route 26
(Andeokwon-ro)		 National Route 17, National Route 26 overlap
Station Square
(Jeonju Station)		 역전광장
(전주역)		 Baekje-daero
Hoseong-dong Community Center 호성동주민센터
Vehicle Registration Office 차량등록사업소앞 National Route 17
(Wanju-ro)
Songcheon Station IS 송천역네거리 Songcheonjungang-ro National Route 26 overlap
Jeonju City Agricultural and Marine Products Market 전주시농수산물시장
Baldan-ri IS 발단리네거리 Sicheon-ro
Jeonmi-ro
Jeonjucheon Bridge 전주천교
Dongsan Station IS 동산역네거리 Pyeonun-ro
Dongsan Square IS 동산광장교차로 Banwol-ro
Samnye-ro
Hyeoksin-ro
Jeonju IC
(Banwol IS)		 전주 나들목
(반월교차로)		 Honam Expressway
Jochon IS 조촌교차로 Girin-daero
Ongoeul-ro
Jjokgureum-ro
Daeheung IS 대흥 교차로 National Route 1
National Route 27
(Honam-ro)
National Route 26
(Beonyeong-ro)		 National Route 26 overlap
Dodo IS 도도 교차로 Saemangeumbuk-ro
Hakdong IS 학동 교차로 National Route 26
(Beonyeong-ro)		 Gimje City Baekgu-myeon
Gongdeok IS 공덕 교차로 National Route 23
(Hagong-ro)		 Gongdeok-myeon
Gongdeok Bridge 공덕대교
East Gunsan IC
(Daeya IS)		 동군산 나들목
(대야교차로)		 Seohaean Expressway
National Route 29
(Geumman-ro)		 Gunsan City Daeya-myeon National Route 29 overlap
Gaejeong IS 개정 교차로 National Route 29
(Geumgang-ro)		 Gaejeong-myeon
Oksan IS 옥산 교차로 Prefectural Route 709
(Oksan-ro)		 Oksan-myeon
Dangbuk IS 당북 교차로 Wolmyeong-ro
Kunsan National University IS 군산대 교차로 Daehak-ro Naun-dong
Airport IS 공항 교차로 National Route 26
(Gonghang-ro)		 Miseong-dong
Oknyeo IS 옥녀 교차로 Oknyeo-ro
Maeripjang IS 매립장삼거리
Naecho IS 내초사거리 Naecho-ro
Expo IS 엑스포사거리 National Route 4
National Route 77
(Saemangeumbuk-ro)		 National Route 4, National Route 77 overlap
Electrical Substation IS 변전소사거리 Dongjangsan-ro
Oehang-ro		 Soryong-dong
Daeu IS 대우삼거리 Jangsan-ro
Passenger Terminal IS 여객터미널삼거리 Imhae-ro
Gongdan IS 공단삼거리 Gongdandae-ro
Oego IS 외고삼거리 National Route 26
(Gonghang-ro)		 National Route 4, National Route 26, National Route 77 overlap
Wolmyeong Tunnel IS 월명터널삼거리 Wolmyeong-ro Haesin-dong
Doseonjang IS 도선장사거리 Gunsanchang-gil Wolmyeong-dong National Route 26 overlap
Naehang IS 내항사거리 National Route 26
National Route 27
(Daehak-ro)		 National Route 26, National Route 27 overlap
Gyeonguhoeap 경우회앞 Jukseong-ro Jungang-dong National Route 27 overlap
Gyeongam IS 경암사거리 National Route 26
(Haemang-ro)		 Gyeongam-dong
Jinpo IS 진포사거리 Jinpo-ro
Yeonan IS 연안사거리 Jochon-ro
Guam Bridge IS 구암교삼거리 Guam 3.1-ro Guam-dong
Jamdu IS 잠두삼거리 Baekreung-ro
Guam IS 구암삼거리 Guam 3.1-ro
Hodeok IS 호덕교차로 National Route 27
(Guam-ro)
National Route 29
(Geumgang-ro)		 Gaejeong-myeon National Route 27 overlap
National Route 29 overlap
Gunsan Station IS 군산역교차로 Anjeong-gil
Haeryeong 1-gil		 Guam-dong National Route 29 overlap
Continuation into South Chungcheong Province
Haguduk IS
(Seongsan Overpass)		 하구둑사거리
(성산육교)		 Prefectural Route 709
(Cheolsae-ro)
Gangbyeon-ro		 Seongsan-myeon
Geumgang Riverwall 금강하구둑

South Chungcheong Province
Name [3] Hangul name Connection Location Note
Geumgang Riverwall 금강하구둑 Seocheon County Maseo-myeon National Route 29 overlap
North Jeolla Province - South Chungcheong Province border line
Haguduk IS 하구둑사거리 National Route 29
Prefectural Route 68
(Jangsan-ro)
Songnae IS 송내 교차로 National Route 4
National Route 77
(Daebaekje-ro)		 National Route 4, National Route 77 overlap
Janghang Station IS 장항역사거리 Janghang Station-gil
Janghangsandan-ro
Deokam IS 덕암교차로 Okdo-ro
Samsan IS 삼산교차로 Samsan-gil Seocheon-eup
Gunsa 2 IS 군사2교차로 Jangseo-ro
Gunsa IS 군사교차로 Chungjeol-ro
No name (이름 없음) Sagok-ro
Oseok IS 오석사거리 National Route 4
(Daebaekje-ro)
Dangjeong IS 당정사거리 Prefectural Route 617
(Jangcheol-ro)
Chungseo-ro 302beon-gil		 Jongcheon-myeon National Route 77 overlap
Prefectural Route 617 overlap
Jongcheon IS 종천삼거리 Prefectural Route 617
(Jongpan-ro)
Gwanri IS 관리삼거리 Biin-ro Biin-myeon National Route 77 overlap
No name (이름 없음) Seondo-gil
Seongnae IS 성내사거리 Prefectural Route 607
(Seoin-ro)
Biin-ro
Chunjangdae IC 춘장대 나들목 Seohaean Expressway
Singu IS 신구삼거리 Singuyugok-ro
Yaryong IS 야룡삼거리 Manseundong-gil Boryeong City Jusan-myeon
Jusan-myeon Office 주산면사무소
Geumam IS
Jusan Elementary School		 금암삼거리
주산초등학교		 Jusanbeotkkot-ro
Industrial Complex IS 산업단지교차로 Boryeongjusan Industrial Complex
Daechang IS 대창사거리 Doksan-ro
Jangteo 6-gil		 Ungcheon-eup
Daechang Bridge 대창교
Ungcheon Bridge IS 웅천교삼거리 Jangteojungang-gil
Daecheon-ri IS 대천리삼거리 Prefectural Route 606
(Mansu-ro)		 National Route 77 overlap
Prefectural Route 606 overlap
Muchangpo IS 무창포삼거리 Prefectural Route 606
(Muchangpo-ro)
Eupnae IS 읍내삼거리 Woljeon-ro Nampo-myeon National Route 77 overlap
Nampo IS 남포삼거리 Boryeongnam-ro
Nampo IS 남포 교차로 (Connection road are under construction)
Myeongcheon IS 명천 교차로 National Route 40
(Seongjusan-ro)		 Daecheon-dong National Route 40, National Route 77 overlap
Hwasan IS 화산 교차로 National Route 36
National Route 77
(Daecheon-ro)
Bonghwang Tunnel 봉황터널 National Route 40 overlap
Approximately 1120m
Gwanchang IS 관창 교차로 Boryeongbuk-ro Jugyo-myeon National Route 40 overlap
Jugyo IS 주교사거리 Prefectural Route 610
(Ulgyekeun-gil)		 Jupo-myeon National Route 40 overlap
Prefectural Route 610 overlap
Chungseo-ro IS 충서로사거리 Chungseo-ro
Gwansan IS 관산사거리 Jupoyeok-gil
Bongdang IS 봉당삼거리 Wondang-gil
Jupo IS 주포사거리 National Route 40
(Chungcheongsuyeong-ro)
Boryeongeupseong-gil
Magang IS 마강삼거리 Bakgangsul-gil Prefectural Route 610 overlap
Tongnam IS 통남삼거리 Yahyeonjeongjeon-gil Cheongso-myeon
Cheongso IS 청소교차로 Prefectural Route 610
(Cheongsokeun-gil)
Jinjuk IS 진죽사거리 Cheongsokeun-gil
Jaecheong IS 재정삼거리 Gimjwajin-ro
Madong IS 마동삼거리 Madong 3-gil
Jukrim IS 죽림교차로 Gwangcheon-ro
Yongam IS 옹암교차로 Gwangcheon-ro Hongseong County Gwangcheon-eup
Danarae IS 단아래사거리 Prefectural Route 96
(Hongnam-ro)
Sinjin IS 신진삼거리 Gwangcheon-ro
Hongju Passenger Corp. 홍주여객
Jijeong IS 지정삼거리 Geobuk-ro Guhang-myeon
Industrial Complex IS 산업단지삼거리 Chungseo-ro966beon-gil
Maon IS 마온교차로 National Route 29
(Nambusunhwan-ro)
Chungseo-ro		 Hongseong-eup National Route 29 overlap
Hakgye IS 학계교차로 Daehak-gil National Route 29 overlap
Yeongam IS 영암교차로 Prefectural Route 609
(Hongjangbuk-ro)		 National Route 29 overlap
Goam IS 고암교차로 National Route 29
(Chungjeol-ro)
Jangseong IS 장성교차로 Chungseo-ro Geumma-myeon
Singok IS 신곡사거리 Chungseo-ro910beon-gil
Baeyang IS 배양삼거리 Prefectural Route 616
(Geumma-ro)
Hwayang IS 화양삼거리 Geumbuk-ro
Bupyeong IS 부평사거리 Gwanggeumbuk-ro
Daegyo IS 대교교차로 Bongsusan-ro
No name (이름 없음) Maejukheon-gil Hongbuk-myeon
No name (이름 없음) Eungbong-ro Yesan County Eungbong-myeon
Eungbong IS 응봉사거리 Prefectural Route 619
(Yedang-ro)
(No name IS) (교차로 이름 미상) Prefectural Route 602
(Chungnam-daero)
Yesan-Sudeoksa IC 예산수덕사 나들목 Dangjin-Yeongdeok Expressway Oga-myeon
Driver's License Examination Office IS 면허시험장사거리 Guksabong-ro
Osin-ro
Oga IS 오가사거리 Sinjangwonpyeong-gil
Ogajungang-ro
Yesan Bridge 예산대교 Yesan-eup
Muhan IS 무한교차로 National Route 32
Prefectural Route 70
Prefectural Route 618
(Chadong-ro)
Yesan-ro		 National Route 32 overlap
Prefectural Route 70, 618 overlap
Yesan Underpass 예산지하차도 Geumo-daero
Balyeon IS 발연 교차로 Prefectural Route 618
(Hwanggeumtteul-ro)
Seokyang IS 석양교차로 National Route 45
Prefectural Route 70
(Yunbonggil-ro)		 National Route 32, National Route 45 overlap
Prefectural Route 70 overlap
Gwanjak IS 관작삼거리 Sillyewon-ro National Route 32, National Route 45 overlap
Changso IS 창소사거리 Changmal-ro
Chusa-ro
Jeomchon IS 점촌삼거리 Sillyewon-ro
Ganyang IS 간양교차로 National Route 32
(Yedangpyeongya-ro)
Geumsan-ri IS 금산리교차로 Prefectural Route 645
(Asanman-ro)		 Asan City Dogo-myeon National Route 45 overlap
Prefectural Route 645 overlap
Geumsan IS 금산삼거리 Oncheon-daero207beon-gil
Sijeon IS 시전사거리 Prefectural Route 645
(Dogosan-ro)
Dogooncheon Station 도고온천역 National Route 45 overlap
Hyangsan IS 향산사거리 Sintong-gil
Soonchunhyang University 순천향대학교 Sinchang-myeon
Soonchunhyang University IS 순천향대삼거리 Prefectural Route 623
(Suncheonhyang-ro)		 National Route 45 overlap
Prefectural Route 623 overlap
Eupnae IS 읍내삼거리 Prefectural Route 623
(Seobunam-ro)
Eupnae IS 읍내 교차로 National Route 39
(Onyangsunhwan-ro)
National Route 45
(Oncheon-daero)		 National Route 39 overlap
National Route 45 overlap
Haengmok IS 행목 교차로 Prefectural Route 623
(Suncheonhyang-ro)		 National Route 39 overlap
Chosa IS 초사 교차로 Mugunghwa-ro Onyang-dong
Jangchon IS 장촌 교차로 National Route 39
(Uiam-ro)
Jwabu IS 좌부 교차로 Prefectural Route 623
(Gobul-ro)
Namdong IS 남동 교차로 Oncheon-daero Baebang-eup
Mosan IS
Baebang Station		 모산사거리
배방역		 Baebang-ro
No name (이름 없음) Oncheon-daero
Eunsu IS 은수 교차로 National Route 43
(Sejong ~ Pyeongtaek Motorway)
Buksudong-ro
Bonggang IS
Bonggang Bridge		 봉강삼거리
봉강교		 Hoseo-ro
Tangjeong IS
(Segyo Underpass)		 탕정교차로
(세교지하차도)		 Saeasan-ro
No name (이름 없음) Huimang-ro
No name
(Jangjae Underpass)		 (이름 없음)
(장재지하차도)		 Gosokcheol-daero
Sinbang IS
(Sinbang Underpass)		 신방삼거리
(신방지하차도)		 Chungmu-ro Cheonan City Dongnam District
Hasin IS 하신삼거리 Sinchon 4-ro
Saemal IS 새말사거리 Seobu-daero
Nambu Overpass 남부고가교
Cheongsam IS
(Cheongsam Overpass)		 청삼교차로
(청삼고가차도)		 National Route 1
National Route 23
(Cheonan-daero)
Chwiamsan Tunnel 취암산터널 Approximately 1360m
Gyocheon IS 교천교차로 Gyocheon 2-gil Dongnam District Mokcheon-eup
Singye IS 신계교차로 Chungjeol-ro
Unjeon IS 운전교차로 Sinsaunjeon-gil
Hwaseong IS 화성교차로 5sandan-ro Dongnam District Seongnam-myeon
Jangsan IS 장산교차로 Prefectural Route 693
(Susin-ro)		 Dongnam District Susin-myeon
Byeongcheon Bridge 병천교
Dongnam District Byeongcheon-myeon
Changdeul 2 IS 창들2 교차로 Prefectural Route 696
(Maebong-ro)
Maebongsan Tunnel 매봉산터널 Approximately 360m
Yongdu 1 Bridge
Yongdu 2 Bridge		 용두1교
용두2교
Yongdu IS 용두 교차로 Yongduri 2-gil
Gudo IS 구도 교차로 Gudo 2-gil Dongnam District Dong-myeon
Hwagye IS 화계 교차로 Chungjeol-ro
Dongmyeon IS 동면삼거리 Dongsan 1-gil
Dongsan IS 동산삼거리 Hwabok-ro Continuation into North Chungcheong Province

North Chungcheong Province
Name [4] Hangul name Connection Location Note
Botapsa IS 보탑사삼거리 Prefectural Route 313
(Munsa-ro)
Gimyusin-gil		 Jincheon County Jincheon-eup South Chungcheong Province - North Chungcheong Province border line
Seongam Elementary School 성암초등학교
Saseok IS 사석삼거리 Munjin-ro
Jatgogae 잣고개
Guncheong IS
Jincheon County Office		 군청사거리
진천군청		 Munhwa-ro
Sangsan-ro
Byeokam IS 벽암사거리 National Route 34
(Baekgok-ro)
Jungangbuk-ro		 National Route 34 overlap
Seongseok IS 성석사거리 Jungangdong-ro
Jingwang-ro
Sinseong IS 신성사거리 National Route 34
(Munhwa-ro)
Wondeok-ro
Jincheon IC
(Angol IS)		 진천 나들목
(안골삼거리)		 Jungbu Expressway
Gasan IS 가산삼거리 Gasan-gil
No name (이름 없음) Deokgeum-ro Deoksan-myeon
No name (이름 없음) Seupji-gil
No name (이름 없음) Prefectural Route 513
(Chogeum-ro)
Yongmong IS 용몽 교차로 Yongmong-ro
Sindon IS 신돈 교차로 Prefectural Route 533
(Wonjung-ro)		 Eumseong County Maengdong-myeon
Bonseong IS 본성 교차로 Prefectural Route 533
(Deokgeum-ro)
Masan IS 마산 교차로 Prefectural Route 533
(Daedong-ro)
Sambong Bridge 삼봉교 Geumwang-eup
Geumwang-Kkotdongne IC
(Geumwang-Kkotdongne IC IS)		 금왕꽃동네 나들목
(금왕꽃동네IC 교차로)		 Pyeongtaek–Jecheon Expressway
Maengdongsandanjiwon-ro
Yuchon IS 유촌 교차로 Yuchon-ro
Saeteo Bridge
Oseon 2 Bridge		 새터교
오선2교
Oseon IS 오선 교차로 Prefectural Route 82
(Daegeum-ro)
Gajin Bridge 가진교
Naesong IS 내송 교차로 Prefectural Route 329
(Geumil-ro)
Deokdong Bridge
Gulam Bridge
Eungcheon Bridge		 덕동교
굴암교
응천교
Jeongsaeng IS 정생 교차로 National Route 37
(Saengeum-daero)		 National Route 37 overlap
Dosin IS 도신 교차로 Saengsam-ro Saenggeuk-myeon
Byeongam IS 병암 교차로 Prefectural Route 306
(Ilsaeng-ro)
Eumseong-ro		 National Route 37 overlap
Prefectural Route 306 overlap
Saenggeuk IS 생극사거리 Osin-ro
Saenggeuk IS 생극 교차로 National Route 3
Prefectural Route 306
(Jungwon-daero)		 National Route 3, National Route 37 overlap
Prefectural Route 306 overlap
Chapyeong IS 차평 교차로 Eumseong-ro National Route 3, National Route 37 overlap
Continuation into Gyeonggi Province
Wondang IS 원당교차로 Prefectural Route 520
(Wondang-gil)		 Gamgok-myeon
Cheongmicheon Bridge 청미천교

Gyeonggi Province
Name [5] Hangul name Connection Location Note
Cheongmicheon Bridge 청미천교 Icheon City Janghowon-eup National Route 3, National Route 37 overlap
North Chungcheong Province - Gyeonggi Province border line
Terminus
Jinam IC 진암 나들목 National Route 3
(Jungwon-daero)
National Route 37
National Route 38
(Seodong-daero)

References
  1. 대통령령 제5771호 일반국도노선지정령, 1971년 8월 31일 제정.
  2. Intersection and interchange are also included , as well as buildings and facilities in the surrounding area
  3. Intersection and interchange are also included , as well as buildings and facilities in the surrounding area
  4. Intersection and interchange are also included , as well as buildings and facilities in the surrounding area
  5. Intersection and interchange are also included , as well as buildings and facilities in the surrounding area
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