Average GPS coordinates for San Juan Postcode location: -9.536, -76.04. (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 (4):
>> Huanuco, 10810 San Juan, Huamalíes, GPS coordinates: -9.17776, -76.70392
>> Huanuco, 10220 San Juan, Pachitea, GPS coordinates: -9.81637, -75.91176
>> Huanuco, 10260 San Juan, Puerto Inca, GPS coordinates: -9.36549, -74.95977
>> Huanuco, 10710 San Juan, Yarowilca, GPS coordinates: -9.78330, -76.58330