Average GPS coordinates for San Martin Postcode location: -6.395, -79.668. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). San Martin on map:

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Listing cities & postcodes (3):
>> Lambayeque, 14620 San Martin, Chiclayo, GPS coordinates: -6.63428, -79.38208
>> Lambayeque, 14340 San Martin, Ferreñafe, GPS coordinates: -6.56750, -79.78000
>> Lambayeque, 14210 San Martin, Lambayeque, GPS coordinates: -5.98219, -79.84169