Average GPS coordinates for Blanco Postcode location: -11.817, -71.8. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Blanco on map:

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Listing cities & postcodes (1):
>> Madre de Dios, 17800 Blanco, Manu, GPS coordinates: -11.81667, -71.80000