Ganghwaseo-ro, Hajeom-myeon, Ganghwa-gun postal codes (272)
On Ganghwaseo-ro in Hajeom-myeon, Ganghwa-gun the postal code depends on the building number: numbers 511–740-78 use 23016, numbers 743-14–1038 use 23015. Data as of August 2026.
On Ganghwaseo-ro in Hajeom-myeon, Ganghwa-gun the postal code depends on the building number: numbers 511–740-78 use 23016, numbers 743-14–1038 use 23015. Data as of August 2026.