Average GPS coordinates for San Marcos Postcode location: -6.357, -77.727. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). San Marcos on map:

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Listing cities & postcodes (3):
>> Amazonas, 01545 San Marcos, Luya, GPS coordinates: -6.25283, -78.28559
>> Amazonas, 01350 San Marcos, Rodríguez de Mendoza, GPS coordinates: -6.35000, -77.50000
>> Amazonas, 01340 San Marcos, Rodríguez de Mendoza, GPS coordinates: -6.46861, -77.39444