Prosečne GPS koordinate za poštanski broj 78802: 23.244, -100.494

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Spisak gradova:
>> Carbonera 78802, San Luis Potosi, Matehuala, GPS koordinate: 23.7,-100.6167
>> Ojo de Agua 78802, San Luis Potosi, Matehuala, GPS koordinate: 23.1667,-100.7
>> Rancho Nuevo 78802, San Luis Potosi, Matehuala, GPS koordinate: 22.8667,-100.1667