Average GPS coordinates for San Martin Postcode location: 18.771, -97.825. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). San Martin on map:

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Listing cities & postcodes (4):
>> Puebla, 73486 San Martin, Ixtepec, GPS coordinates: 19.2833,-98.4333
>> Puebla, 73796 San Martin, Libres, GPS coordinates: 19,-97.4
>> Puebla, 75686 San Martin, Tlacotepec de Benito Juarez, GPS coordinates: 18.4,-97.7333
>> Puebla, 75873 San Martin, Zapotitlan, GPS coordinates: 18.4,-97.7333