Seonun-daero, Buan-myeon, Gochang-gun postal codes (4)
On Seonun-daero in Buan-myeon, Gochang-gun the postal code depends on the building number: numbers 3220-19–3220-21 use 56417, numbers 3410–3476-46 use 56416. Data as of August 2026.
| Address | Postal code | Building |
|---|---|---|
| Seonun-daero 3220-19 | 56417 | |
| Seonun-daero 3220-21 | 56417 | |
| Seonun-daero 3410 | 56416 | |
| Seonun-daero 3476-46 | 56416 |