Average GPS coordinates for San Ildefonso Postcode location: 15.079, 120.942. (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):
>> 2728 San Ildefonso, GPS coordinates: 15.0789,120.9419
>> 3010 San Ildefonso, GPS coordinates: 15.0789,120.9419