Gochang Damyang Expressway, Gosu-myeon, Gochang-gun postal codes (1)
The one building on Gochang Damyang Expressway in Gosu-myeon, Gochang-gun uses postal code 56446. Data as of August 2026.
| Address | Postal code | Building |
|---|---|---|
| Gochang Damyang Expressway 3 | 56446 | 남고창톨게이트사무실 |