Prosečne GPS koordinate za poštanski broj 421-742: 37.525, 126.768
Spisak gradova:
>> Samjeong-dong/삼정동 421-742, Gyeonggi-do/경기, Ojeong-gu Bucheon-si/부천시 오정구, Bucheontekeunopakeussangyong 3 cha/부천테크노파크쌍용3차, GPS koordinate: 37.52452,126.76844
Spisak gradova:
>> Samjeong-dong/삼정동 421-742, Gyeonggi-do/경기, Ojeong-gu Bucheon-si/부천시 오정구, Bucheontekeunopakeussangyong 3 cha/부천테크노파크쌍용3차, GPS koordinate: 37.52452,126.76844