Average GPS coordinates for El Salvador Postcode location: -5.1, -74.092. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). El Salvador on map:

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Listing cities & postcodes (2):
>> Loreto, 16100 El Salvador, Maynas, GPS coordinates: -3.46683, -73.08342
>> Loreto, 16440 El Salvador, Ucayali, GPS coordinates: -6.73333, -75.10000