Average GPS coordinates for Cốc Đán Postcode location: 22.492, 105.948. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Cốc Đán on map:

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Listing cities & postcodes (1):
>> Bắc Kạn, 260000 Cốc Đán, Đông Bắc, GPS coordinates: 22.49213,105.94812