Goechi 1-gil, Seongsong-myeon, Gochang-gun postal codes (8)
All 8 buildings on Goechi 1-gil in Seongsong-myeon, Gochang-gun use postal code 56464. Data as of August 2026.
| Address | Postal code | Building |
|---|---|---|
| Goechi 1-gil 4 | 56464 | |
| Goechi 1-gil 9-16 | 56464 | |
| Goechi 1-gil 9-19 | 56464 | |
| Goechi 1-gil 57 | 56464 | |
| Goechi 1-gil 117-23 | 56464 | |
| Goechi 1-gil 182 | 56464 | 괴치양계장 |
| Goechi 1-gil 198 | 56464 | |
| Goechi 1-gil 210 | 56464 |