Average GPS coordinates for San Juan Postcode location: 17.533, -92.8. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). San Juan on map:

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Listing cities & postcodes (1):
>> Tabasco, 86763 San Juan, Centla, GPS coordinates: 17.5333,-92.8