Average GPS coordinates for San Gregorio Postcode location: 19.288, -99.485. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). San Gregorio on map:

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Listing cities & postcodes (2):
>> Mexico, 51356 San Gregorio, Zinacantepec, GPS coordinates: 19.251,-99.5876
>> Mexico, 54810 San Gregorio, Cuautitlan, Cuautitlan, GPS coordinates: 19.3244,-99.3822