Average GPS coordinates for San Pedro Postcode location: 19.011, -90.7. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). San Pedro on map:

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Listing cities & postcodes (3):
>> Campeche, 24325 San Pedro, Carmen, GPS coordinates: 18.7667,-90.7667
>> Campeche, 24704 San Pedro, Tenabo, GPS coordinates: 19.5,-90.5667
>> Campeche, 24810 San Pedro, Hecelchakan, Pomuch, GPS coordinates: 18.7667,-90.7667