Gjennomsnittlig GPS-koordinater for postnummer 31681: 18.866, -103.868

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Notering byer:
>> Ariseachi 31681, Chihuahua, Guerrero, GPS-koordinater: 18.866,-103.8681
>> San Ignacio 31681, Chihuahua, Guerrero, GPS-koordinater: 18.866,-103.8681
>> San Jose 31681, Chihuahua, Guerrero, GPS-koordinater: 18.8708,-103.8889
>> San Juan 31681, Chihuahua, Guerrero, GPS-koordinater: 18.8611,-103.8472
>> San Miguel de Ortiz 31681, Chihuahua, Guerrero, GPS-koordinater: 18.866,-103.8681
>> Santo Tomas 31681, Chihuahua, Guerrero, GPS-koordinater: 18.866,-103.8681