Gyeonggang-ro, Hoengseong-eup, Hoengseong-gun postal codes (69)
On Gyeonggang-ro in Hoengseong-eup, Hoengseong-gun the postal code depends on the building number: numbers 1531–1677-21 use 25210, numbers 2160–2176 use 25229, numbers 2343–2358 use 25213. Data as of August 2026.