Gjennomsnittlig GPS-koordinater for postnummer 310003: 30.263, 120.169
Notering byer:
>> 388 Dongbei/388东北等 310003, Zhejiang/浙江, Hangzhou City/杭州市, GPS-koordinater: 30.26252,120.16928
Notering byer:
>> 388 Dongbei/388东北等 310003, Zhejiang/浙江, Hangzhou City/杭州市, GPS-koordinater: 30.26252,120.16928