Jangsan-ro, Jangsan-myeon, Sinan-gun postal codes (120)
On Jangsan-ro in Jangsan-myeon, Sinan-gun the postal code depends on the building number: numbers 1–375 use 58860, numbers 452–685-1 use 58859. Data as of August 2026.
On Jangsan-ro in Jangsan-myeon, Sinan-gun the postal code depends on the building number: numbers 1–375 use 58860, numbers 452–685-1 use 58859. Data as of August 2026.