Gangseo-ro 18da-gil, Hwagok-dong, Gangseo-gu postal codes (42)
Gangseo-ro 18da-gil in Hwagok-dong, Gangseo-gu uses 2 postal codes, and they do not follow the building numbers in order, so check your building in the table. Data as of August 2026.
Gangseo-ro 18da-gil in Hwagok-dong, Gangseo-gu uses 2 postal codes, and they do not follow the building numbers in order, so check your building in the table. Data as of August 2026.