Keskmine GPS koordinaadid postiindeks 340-940: 36.751, 126.663
videod linnad:
>> Bongsan-myeon/봉산면 340-940, Chungcheongnam-do/충남, Yesan-gun/예산군, GPS koordinaadid: 36.75071,126.66339
videod linnad:
>> Bongsan-myeon/봉산면 340-940, Chungcheongnam-do/충남, Yesan-gun/예산군, GPS koordinaadid: 36.75071,126.66339