Average GPS coordinates for San Carlos Postcode location: -2.907, -79.705. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). San Carlos on map:

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Listing cities & postcodes (1):
>> Naranjal, 091152 San Carlos, Guayas, GPS coordinates: -2.90656, -79.70542