Gjennomsnittlig GPS-koordinater for postnummer 91231: 19.667, -96.783
Notering byer:
>> San Antonio 91231, Veracruz Llave, Tlalnelhuayocan, GPS-koordinater: 19.6667,-96.7833
Notering byer:
>> San Antonio 91231, Veracruz Llave, Tlalnelhuayocan, GPS-koordinater: 19.6667,-96.7833