Prosečne GPS koordinate za poštanski broj 681-821: 35.555, 129.336

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Spisak gradova:
>> Hakseong-dong/학성동 681-821, Ulsan/울산, Jung-gu/중구, 1-32/1-32, GPS koordinate: 35.55446,129.33613
>> Hakseong-dong/학성동 681-821, Ulsan/울산, Jung-gu/중구, 462-478/462-478, GPS koordinate: 35.55453,129.3362
>> Hakseong-dong/학성동 681-821, Ulsan/울산, Jung-gu/중구, 62-266/62-266, GPS koordinate: 35.55454,129.33621
>> Hakseong-dong/학성동 681-821, Ulsan/울산, Jung-gu/중구, San 100/산100, GPS koordinate: 35.55458,129.33625