Haerisongsan-gil, Haeri-myeon, Gochang-gun postal codes (64)
On Haerisongsan-gil in Haeri-myeon, Gochang-gun the postal code depends on the building number: numbers 11-16–11-20 use 56403, numbers 49–230 use 56404. Data as of August 2026.
On Haerisongsan-gil in Haeri-myeon, Gochang-gun the postal code depends on the building number: numbers 11-16–11-20 use 56403, numbers 49–230 use 56404. Data as of August 2026.