Average GPS coordinates for San Marcos Postcode location: -15.194, -73.36. (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 (1):
>> Ayacucho, 05650 San Marcos, Páucar del Sara Sara, GPS coordinates: -15.19402, -73.35971