Gjennomsnittlig GPS-koordinater for postnummer 40836: 18.329, -100.104

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Notering byer:
>> La Calera 40836, Guerrero, Petatlan, GPS-koordinater: 18.4333,-101.0083
>> Morelos 40836, Guerrero, Petatlan, GPS-koordinater: 18.225,-99.2
>> Palanquilla 40836, Guerrero, Petatlan, GPS-koordinater: 18.3292,-100.1042