Gjennomsnittlig GPS-koordinater for postnummer 31821: 19.148, -103.795
Notering byer:
>> 6 de Enero 31821, Chihuahua, Ascension, GPS-koordinater: 19.1478,-103.7952
Notering byer:
>> 6 de Enero 31821, Chihuahua, Ascension, GPS-koordinater: 19.1478,-103.7952