Average GPS coordinates for San Salvador Postcode location: 19.588, -99.639. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). San Salvador on map:

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Listing cities & postcodes (3):
>> Mexico, 52160 San Salvador, Metepec, Metepec, GPS coordinates: 19.5513,-99.6255
>> Mexico, 52172 San Salvador, Metepec, Metepec, GPS coordinates: 19.4233,-99.8503
>> Mexico, 54306 San Salvador, Villa Del Carbon, GPS coordinates: 19.7906,-99.4408