Prosečne GPS koordinate za poštanski broj 421000: 30.335, 112.24
Spisak gradova:
>> 425900101 Renmin/425900101人民等 421000, Hunan/湖南, Changsha County/长沙县, GPS koordinate: 30.33516,112.23973
Spisak gradova:
>> 425900101 Renmin/425900101人民等 421000, Hunan/湖南, Changsha County/长沙县, GPS koordinate: 30.33516,112.23973