Gjennomsnittlig GPS-koordinater for postnummer 56643: 19.296, -98.867
Notering byer:
>> Guadalupe San Marcos 56643, Mexico, Chalco, Chalco de Diaz Covarrubias, GPS-koordinater: 19.2958,-98.8667
>> San Marcos Huixtoco 56643, Mexico, Chalco, Chalco de Diaz Covarrubias, GPS-koordinater: 19.2958,-98.8667
Notering byer:
>> Guadalupe San Marcos 56643, Mexico, Chalco, Chalco de Diaz Covarrubias, GPS-koordinater: 19.2958,-98.8667
>> San Marcos Huixtoco 56643, Mexico, Chalco, Chalco de Diaz Covarrubias, GPS-koordinater: 19.2958,-98.8667