Average GPS coordinates for Giảng Võ Postcode location: 21.028, 105.817. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Giảng Võ on map:

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Listing cities & postcodes (1):
>> Hà Nội, 100000 Giảng Võ, Đồng Bằng Sông Hồng, GPS coordinates: 21.02756,105.81744