Seongjaedong-gil, Gongeum-myeon, Gochang-gun postal codes (9)
All 9 buildings on Seongjaedong-gil in Gongeum-myeon, Gochang-gun use postal code 56459. Data as of August 2026.
| Address | Postal code | Building |
|---|---|---|
| Seongjaedong-gil 12 | 56459 | |
| Seongjaedong-gil 14 | 56459 | |
| Seongjaedong-gil 16 | 56459 | |
| Seongjaedong-gil 17-18 | 56459 | |
| Seongjaedong-gil 17-22 | 56459 | |
| Seongjaedong-gil 17-24 | 56459 | |
| Seongjaedong-gil 18 | 56459 | |
| Seongjaedong-gil 21 | 56459 | |
| Seongjaedong-gil 23 | 56459 |