Gjennomsnittlig GPS-koordinater for postnummer 343-843: 36.962, 126.582

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Notering byer:
>> Godae-myeon/고대면 343-843, Chungcheongnam-do/충남, Dangjin-gun/당진군, Janghangri/성산1리, GPS-koordinater: 36.96173,126.58237
>> Godae-myeon/고대면 343-843, Chungcheongnam-do/충남, Dangjin-gun/당진군, Seongsan ri 1/성산2리, GPS-koordinater: 36.96175,126.58239
>> Godae-myeon/고대면 343-843, Chungcheongnam-do/충남, Dangjin-gun/당진군, Seongsan ri 2/성산리, GPS-koordinater: 36.96174,126.58238
>> Godae-myeon/고대면 343-843, Chungcheongnam-do/충남, Dangjin-gun/당진군, Seongsanri/장항리, GPS-koordinater: 36.96171,126.58235