Gjennomsnittlig GPS-koordinater for postnummer 300221: 39.056, 117.224
Notering byer:
>> Jiefangnanlu/(解放南路)等 300221, Tianjin/天津, Tianjin City/天津市, GPS-koordinater: 39.05621,117.22436
Notering byer:
>> Jiefangnanlu/(解放南路)等 300221, Tianjin/天津, Tianjin City/天津市, GPS-koordinater: 39.05621,117.22436