Seongan-dong, Jung-gu (1,893)
Roads
- Gilchon-gil (3)
- Naeyak-gil (34)
- Baegyang-ro (135)
- Seongdong 1-gil (34)
- Seongdong-gil (77)
- Seongan 10-gil (28)
- Seongan 11-gil (18)
- Seongan 12-gil (14)
- Seongan 13-gil (16)
- Seongan 14-gil (60)
- Seongan 15-gil (44)
- Seongan 1-gil (56)
- Seongan 2-gil (53)
- Seongan 3-gil (22)
- Seongan 4-gil (21)
- Seongan 5-gil (29)
- Seongan 6-gil (34)
- Seongan 7-gil (24)
- Seongan 8-gil (63)
- Seongan 9-gil (11)
- Seongan-ro (133)
- Jongga-ro (32)
- Pungam-gil (78)
- Hamwol 10-gil (15)
- Hamwol 11-gil (19)
- Hamwol 12-gil (33)
- Hamwol 13-gil (27)
- Hamwol 14-gil (36)
- Hamwol 15-gil (23)
- Hamwol 16-gil (43)
- Hamwol 17-gil (45)
- Hamwol 18-gil (31)
- Hamwol 19-gil (6)
- Hamwol 1-gil (96)
- Hamwol 20-gil (54)
- Hamwol 21-gil (21)
- Hamwol 22-gil (39)
- Hamwol 23-gil (12)
- Hamwol 2-gil (23)
- Hamwol 3-gil (38)
- Hamwol 4-gil (11)
- Hamwol 5-gil (40)
- Hamwol 6-gil (94)
- Hamwol 7-gil (6)
- Hamwol 8-gil (12)
- Hamwol 9-gil (10)
- Hamwol-ro (81)
- Hwangam 1-gil (20)
- Hwangam-gil (39)