Seodonan-gil, Gyehwa-myeon, Buan-gun postal codes (16)
All 16 buildings on Seodonan-gil in Gyehwa-myeon, Buan-gun use postal code 56331. Data as of August 2026.
| Address | Postal code | Building |
|---|---|---|
| Seodonan-gil 1 | 56331 | |
| Seodonan-gil 2 | 56331 | |
| Seodonan-gil 3 | 56331 | |
| Seodonan-gil 4 | 56331 | |
| Seodonan-gil 5 | 56331 | |
| Seodonan-gil 6 | 56331 | |
| Seodonan-gil 6-1 | 56331 | |
| Seodonan-gil 6-2 | 56331 | |
| Seodonan-gil 7 | 56331 | |
| Seodonan-gil 9 | 56331 | |
| Seodonan-gil 9-1 | 56331 | |
| Seodonan-gil 11 | 56331 | |
| Seodonan-gil 16 | 56331 | |
| Seodonan-gil 20 | 56331 | |
| Seodonan-gil 23 | 56331 | |
| Seodonan-gil 27 | 56331 |