Seongsan-myeon, Gunsan-si (3,252)
Roads
- Gangbyeon-ro (6)
- Gobong 1-gil (6)
- Gobong 2-gil (32)
- Gobong 3-gil (35)
- Gobong 4-gil (16)
- Gobong 5-gil (19)
- Gokdong-gil (57)
- Guam-ro (5)
- Gunik-ro (4)
- Gunjangdae-gil (29)
- Geumgang-ro (9)
- Girin 1-gil (62)
- Girin 2-gil (51)
- Kkanchimeol 1-gil (93)
- Kkanchimeol 2-gil (24)
- Kkanchimeol 3-gil (22)
- Kkanchimeoran-gil (14)
- Namjeon-gil (21)
- Doam-gil (57)
- Donggunsan-ro (272)
- Dongyo-gil (31)
- Dundeok 1-gil (38)
- Dundeok 2-gil (17)
- Dundeok 3-gil (31)
- Dundeok 4-gil (26)
- Dundeok 5-gil (39)
- Dundeok-gil (23)
- Madong 1-gil (22)
- Madong 2-gil (52)
- Mandong 1-gil (2)
- Mandong 2-gil (115)
- Mandong 3-gil (9)
- Manjul-gil (79)
- Maedong-gil (22)
- Bugil-gil (74)
- Sangok 1-gil (55)
- Sangok 2-gil (30)
- Sannam-gil (73)
- Sangjak 1-gil (46)
- Sangjak 2-gil (77)
- Sangheung-gil (33)
- Sangheungyangji-gil (27)
- Seowang-gil (10)
- Seoposingi-gil (1)
- Seohaean Expressway (9)
- Seongdeok-gil (72)
- Seongil-gil (22)
- Seonghwangdang-gil (14)
- Songho-ro (92)
- Surim-ro (50)
- Susim-gil (67)
- Sikcheon 1-gil (29)
- Sikcheon 2-gil (38)
- Sikcheon 3-gil (11)
- Sipjadeul-ro (103)
- Asan 1-gil (10)
- Anjeong-gil (12)
- Yeobang 1-gil (63)
- Yeobang 2-gil (34)
- Oseong-ro (171)
- Okgok-gil (48)
- Wanggol-ro (81)
- Yodong-gil (41)
- Ugok 1-gil (28)
- Ugok 2-gil (14)
- Ugokje-gil (1)
- Wolpo-gil (43)
- Impiseo-gil (8)
- Changan-gil (51)
- Changam-gil (70)
- Chango 1-gil (45)
- Chango 2-gil (47)
- Chango 3-gil (6)
- Cheolsae-ro (72)
- Keungol-gil (60)
- Hwandong 1-gil (10)
- Hwandong-gil (33)
- Heunok-gil (31)