Average GPS coordinates for postcode 300300: 39.084, 117.313
Listing cities:
>> Hedong District/(河东区)等 300300, Tianjin/天津, Tianjin City/天津市, GPS coordinates: 39.08398,117.31264
Listing cities:
>> Hedong District/(河东区)等 300300, Tianjin/天津, Tianjin City/天津市, GPS coordinates: 39.08398,117.31264