Gjennomsnittlig GPS-koordinater for postnummer 51857: 18.671, -99.817
Notering byer:
>> San Antonio Amealco 51857, Mexico, Zacualpan, GPS-koordinater: 18.6708,-99.8167
Notering byer:
>> San Antonio Amealco 51857, Mexico, Zacualpan, GPS-koordinater: 18.6708,-99.8167