Average GPS coordinates for San Marcos Huixtoco Postcode location: 19.296, -98.867. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). San Marcos Huixtoco on map:

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Listing cities & postcodes (1):
>> Mexico, 56643 San Marcos Huixtoco, Chalco, Chalco de Diaz Covarrubias, GPS coordinates: 19.2958,-98.8667