Mongni 1-gil, Gangjin-eup, Gangjin-gun postal codes (23)
All 23 buildings on Mongni 1-gil in Gangjin-eup, Gangjin-gun use postal code 59240. Data as of August 2026.
| Address | Postal code | Building |
|---|---|---|
| Mongni 1-gil 3 | 59240 | |
| Mongni 1-gil 5 | 59240 | |
| Mongni 1-gil 6 | 59240 | |
| Mongni 1-gil 7 | 59240 | |
| Mongni 1-gil 11 | 59240 | |
| Mongni 1-gil 14 | 59240 | |
| Mongni 1-gil 18 | 59240 | |
| Mongni 1-gil 20 | 59240 | |
| Mongni 1-gil 22 | 59240 | |
| Mongni 1-gil 24 | 59240 | |
| Mongni 1-gil 24-1 | 59240 | |
| Mongni 1-gil 26 | 59240 | |
| Mongni 1-gil 28 | 59240 | |
| Mongni 1-gil 28-1 | 59240 | |
| Mongni 1-gil 28-2 | 59240 | |
| Mongni 1-gil 30 | 59240 | |
| Mongni 1-gil 31 | 59240 | |
| Mongni 1-gil 32 | 59240 | |
| Mongni 1-gil 32-1 | 59240 | |
| Mongni 1-gil 33 | 59240 | |
| Mongni 1-gil 34 | 59240 | |
| Mongni 1-gil 36 | 59240 | |
| Mongni 1-gil 38 | 59240 |