Prosečne GPS koordinate za poštanski broj 681-817: 35.563, 129.311
Spisak gradova:
>> Ujeong-dong/우정동 681-817, Ulsan/울산, Jung-gu/중구, 704-809/704-809, GPS koordinate: 35.56261,129.31092
Spisak gradova:
>> Ujeong-dong/우정동 681-817, Ulsan/울산, Jung-gu/중구, 704-809/704-809, GPS koordinate: 35.56261,129.31092