Average GPS coordinates for El Progreso Postcode location: -6.398, -77.056. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). El Progreso on map:

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Listing cities & postcodes (2):
>> San Martin, 22650 El Progreso, Huallaga, GPS coordinates: -6.97854, -76.76213
>> San Martin, 22820 El Progreso, Rioja, GPS coordinates: -5.81667, -77.35000