Average GPS coordinates for El Salto Postcode location: -4.809, -80.458. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). El Salto on map:

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Listing cities & postcodes (2):
>> Piura, 20200 El Salto, Piura, GPS coordinates: -4.93238, -80.34166
>> Piura, 20150 El Salto, Sullana, GPS coordinates: -4.68645, -80.57478