Average GPS coordinates for San Ildefonso Postcode location: 20.368, -100.067. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). San Ildefonso on map:

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Listing cities & postcodes (2):
>> Queretaro De Arteaga, 76295 San Ildefonso, Colon, GPS coordinates: 20.5694,-100.1681
>> Queretaro De Arteaga, 76887 San Ildefonso, Amealco de Bonfil, GPS coordinates: 20.1667,-99.9667