Wadong-ro, Hongcheon-eup, Hongcheon-gun postal codes (105)
On Wadong-ro in Hongcheon-eup, Hongcheon-gun the postal code depends on the building number: numbers 3–7 use 25126, numbers 36–302 use 25127. Data as of August 2026.
On Wadong-ro in Hongcheon-eup, Hongcheon-gun the postal code depends on the building number: numbers 3–7 use 25126, numbers 36–302 use 25127. Data as of August 2026.