Heungnam 1-gil, Heungdeok-myeon, Gochang-gun postal codes (16)
All 16 buildings on Heungnam 1-gil in Heungdeok-myeon, Gochang-gun use postal code 56415. Data as of August 2026.
| Address | Postal code | Building |
|---|---|---|
| Heungnam 1-gil 13 | 56415 | |
| Heungnam 1-gil 15 | 56415 | |
| Heungnam 1-gil 15-1 | 56415 | 흥덕흥남마을회 |
| Heungnam 1-gil 18 | 56415 | |
| Heungnam 1-gil 19 | 56415 | |
| Heungnam 1-gil 20 | 56415 | |
| Heungnam 1-gil 21 | 56415 | |
| Heungnam 1-gil 23 | 56415 | |
| Heungnam 1-gil 25-2 | 56415 | |
| Heungnam 1-gil 25-4 | 56415 | |
| Heungnam 1-gil 25-5 | 56415 | |
| Heungnam 1-gil 25-6 | 56415 | |
| Heungnam 1-gil 27 | 56415 | |
| Heungnam 1-gil 29 | 56415 | |
| Heungnam 1-gil 30 | 56415 | |
| Heungnam 1-gil 32 | 56415 |