Sinma-gil, Maryang-myeon, Gangjin-gun postal codes (16)
All 16 buildings on Sinma-gil in Maryang-myeon, Gangjin-gun use postal code 59268. Data as of August 2026.
| Address | Postal code | Building |
|---|---|---|
| Sinma-gil 3-37 | 59268 | |
| Sinma-gil 4 | 59268 | |
| Sinma-gil 6-4 | 59268 | |
| Sinma-gil 6-6 | 59268 | |
| Sinma-gil 8 | 59268 | |
| Sinma-gil 10 | 59268 | |
| Sinma-gil 10-1 | 59268 | |
| Sinma-gil 16-1 | 59268 | |
| Sinma-gil 16-2 | 59268 | |
| Sinma-gil 18 | 59268 | |
| Sinma-gil 18-2 | 59268 | |
| Sinma-gil 18-6 | 59268 | |
| Sinma-gil 18-13 | 59268 | |
| Sinma-gil 18-16 | 59268 | |
| Sinma-gil 18-21 | 59268 | |
| Sinma-gil 24-4 | 59268 | 신마항 관리사무소 |