
16.591 km
서부우체국
13 Iho 1-gil, Seobu-myeon, Hongseong

18.098 km
결성우체국
1 Guseongnam-ro, Gyeolseong-myeon, Hongseong

20.539 km
갈산우체국
98-1 Galsan-ro, Galsan-myeon, Hongseong

21.877 km
은하우체국
249 Eunha-ro, Eunha-myeon, Hongseong

24.795 km
주포우체국
80-19 Boryeongeupseong-gil, Jupo-myeon, Boryeong-si

27.794 km
대천해수욕장우체국
69 Meodeu-ro, Boryeong-si

29.335 km
Boryeong Post Office
29 Terminal-gil, Boryeong-si

29.366 km
보령대천동우체국
78 Jungang-ro, Boryeong-si

44.213 km
Oga Post Office
39 Ogajungang-ro, Oga-myeon, Yesan-gun