Average GPS coordinates for postcode 37857: 21.333, -100.8

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Listing cities:
>> Pozo Ademado 37857, Guanajuato, San Diego de La Union, GPS coordinates: 21.3333,-100.8
>> Rancho Ovejas 37857, Guanajuato, San Diego de La Union, GPS coordinates: 21.3333,-100.8