Prosečne GPS koordinate za poštanski broj 79951: 21.475, -99.067
Spisak gradova:
>> El Potrero 79951, San Luis Potosi, San Martin Chalchicuautla, GPS koordinate: 21.4667,-99.5333
>> Huayal 79951, San Luis Potosi, San Martin Chalchicuautla, GPS koordinate: 21.4833,-98.6
Spisak gradova:
>> El Potrero 79951, San Luis Potosi, San Martin Chalchicuautla, GPS koordinate: 21.4667,-99.5333
>> Huayal 79951, San Luis Potosi, San Martin Chalchicuautla, GPS koordinate: 21.4833,-98.6