Keskmine GPS koordinaadid postiindeks 325-830: 36.075, 126.755
videod linnad:
>> Gisan-myeon/기산면 325-830, Chungcheongnam-do/충남, Seocheon-gun/서천군, GPS koordinaadid: 36.07484,126.75495
videod linnad:
>> Gisan-myeon/기산면 325-830, Chungcheongnam-do/충남, Seocheon-gun/서천군, GPS koordinaadid: 36.07484,126.75495