Gyeongchunbuk-ro, Toegyewon-eup, Namyangju-si postal codes (152)
On Gyeongchunbuk-ro in Toegyewon-eup, Namyangju-si the postal code depends on the building number: numbers 421-3–497 use 12121, numbers 513–587-1 use 12126, numbers 612–614 use 12127. Data as of August 2026.