Gwancheong-gil 64beon-gil, Ganghwa-eup, Ganghwa-gun postal codes (10)
On Gwancheong-gil 64beon-gil in Ganghwa-eup, Ganghwa-gun the postal code depends on the building number: numbers 2–9 use 23029, number 63 use 23032. Data as of August 2026.
| Address | Postal code | Building |
|---|---|---|
| Gwancheong-gil 64beon-gil 2 | 23029 | |
| Gwancheong-gil 64beon-gil 2-1 | 23029 | |
| Gwancheong-gil 64beon-gil 2-2 | 23029 | |
| Gwancheong-gil 64beon-gil 2-3 | 23029 | |
| Gwancheong-gil 64beon-gil 4 | 23029 | |
| Gwancheong-gil 64beon-gil 4-1 | 23029 | |
| Gwancheong-gil 64beon-gil 4-2 | 23029 | |
| Gwancheong-gil 64beon-gil 5 | 23029 | |
| Gwancheong-gil 64beon-gil 9 | 23029 | |
| Gwancheong-gil 64beon-gil 63 | 23032 |