Prosečne GPS koordinate za poštanski broj 681-290: 35.578, 129.344
Spisak gradova:
>> Seo-dong/서동 681-290, Ulsan/울산, Jung-gu/중구, GPS koordinate: 35.57798,129.34397
Spisak gradova:
>> Seo-dong/서동 681-290, Ulsan/울산, Jung-gu/중구, GPS koordinate: 35.57798,129.34397