Average GPS coordinates for El Blanco Postcode location: 28.053, -109.91. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). El Blanco on map:

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Listing cities & postcodes (1):
>> Sonora, 85516 El Blanco, San Ignacio Rio Muerto, GPS coordinates: 28.0533,-109.91