Código postal de Hongseong
Gwangcheon-eup 32210, 32284, 32285, 32286, 32287, 32288, 32289, 32290, 3...
Hongbuk-Eup 32251, 32252, 32254, 32255, 32256, 32257, 32258, 32260, 3...
Hongseong-eup 32216, 32217, 32218, 32219, 32220, 32221, 32222, 32223, 3...