Prosečne GPS koordinate za poštanski broj 429-420: 37.381, 126.795
Spisak gradova:
>> Janghyeon-dong/장현동 429-420, Gyeonggi-do/경기, Siheung-si/시흥시, GPS koordinate: 37.3806,126.79543
Spisak gradova:
>> Janghyeon-dong/장현동 429-420, Gyeonggi-do/경기, Siheung-si/시흥시, GPS koordinate: 37.3806,126.79543