Haesutang-gil, Heungdeok-myeon, Gochang-gun postal codes (3)
All 3 buildings on Haesutang-gil in Heungdeok-myeon, Gochang-gun use postal code 56411. Data as of August 2026.
| Address | Postal code | Building |
|---|---|---|
| Haesutang-gil 23 | 56411 | |
| Haesutang-gil 80 | 56411 | |
| Haesutang-gil 85 | 56411 |