Average GPS coordinates for San Martin Postcode location: 27.483, -100.917. (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 (6):
>> Chiapas, 29020 San Martin, Tuxtla Gutierrez, Tuxtla Gutierrez, GPS coordinates: 27.4833,-100.9167
>> Chiapas, 30400 San Martin, Cintalapa, Cintalapa de Figueroa, GPS coordinates: 27.4833,-100.9167
>> Chiapas, 30454 San Martin, Arriaga, Arriaga, GPS coordinates: 27.4833,-100.9167
>> Chiapas, 30479 San Martin, Villaflores, Villaflores, GPS coordinates: 27.4833,-100.9167
>> Chiapas, 30500 San Martin, Tonala, Tonala, GPS coordinates: 27.4833,-100.9167
>> Chiapas, 30540 San Martin, Pijijiapan, Pijijiapan, GPS coordinates: 27.4833,-100.9167