Prosečne GPS koordinate za poštanski broj 56643: 19.296, -98.867
Spisak gradova:
>> Guadalupe San Marcos 56643, Mexico, Chalco, Chalco de Diaz Covarrubias, GPS koordinate: 19.2958,-98.8667
>> San Marcos Huixtoco 56643, Mexico, Chalco, Chalco de Diaz Covarrubias, GPS koordinate: 19.2958,-98.8667
Spisak gradova:
>> Guadalupe San Marcos 56643, Mexico, Chalco, Chalco de Diaz Covarrubias, GPS koordinate: 19.2958,-98.8667
>> San Marcos Huixtoco 56643, Mexico, Chalco, Chalco de Diaz Covarrubias, GPS koordinate: 19.2958,-98.8667