Yangmok-ro, Yangmok-myeon, Chilgok-gun postal codes (126)
On Yangmok-ro in Yangmok-myeon, Chilgok-gun the postal code depends on the building number: numbers 8–64-22 use 39827, numbers 70–82-8 use 39826, numbers 83–116 use 39825. Data as of August 2026.