Average GPS coordinates for San Nicolas Postcode location: 21.85, -102.688. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). San Nicolas on map:

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Listing cities & postcodes (3):
>> Aguascalientes, 20200 San Nicolas, Aguascalientes, Aguascalientes, GPS coordinates: 21.85,-102.6875
>> Aguascalientes, 20803 San Nicolas, Calvillo, Calvillo, GPS coordinates: 21.85,-102.6875
>> Aguascalientes, 20830 San Nicolas, Calvillo, GPS coordinates: 21.85,-102.6875