Average GPS coordinates for San Bernardo Postcode location: 27.433, -108.817. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). San Bernardo on map:

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Listing cities & postcodes (2):
>> Sonora, 85460 San Bernardo, Guaymas, Guaymas (heroica Guaymas), GPS coordinates: 27.4667,-108.8
>> Sonora, 85775 San Bernardo, Alamos, GPS coordinates: 27.4,-108.8333