Average GPS coordinates for San Juan Postcode location: -5.254, -75.204. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). San Juan on map:

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Listing cities & postcodes (5):
>> Loreto, 16510 San Juan, Alto Amazonas, GPS coordinates: -5.87508, -76.59615
>> Loreto, 16610 San Juan, Datem del Marañón, GPS coordinates: -5.25000, -76.98333
>> Loreto, 16620 San Juan, Datem del Marañón, GPS coordinates: -4.31778, -76.59065
>> Loreto, 16000 San Juan, Maynas, GPS coordinates: -3.00000, -71.00000
>> Loreto, 16420 San Juan, Requena, GPS coordinates: -7.82794, -74.84808