Average GPS coordinates for San Antonio Postcode location: -17.312, -71.017. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). San Antonio on map:

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Listing cities & postcodes (3):
>> Moquegua, 18620 San Antonio, Ilo, GPS coordinates: -17.66746, -71.27737
>> Moquegua, 18000 San Antonio, Mariscal Nieto, GPS coordinates: -17.18838, -70.93207
>> Moquegua, 18100 San Antonio, Mariscal Nieto, GPS coordinates: -17.07910, -70.84146