Average GPS coordinates for San Isidro Postcode location: 24.256, -99.2. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). San Isidro on map:

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Listing cities & postcodes (3):
>> Tamaulipas, 87209 San Isidro, Llera, GPS coordinates: 24.1833,-99.35
>> Tamaulipas, 87456 San Isidro, Matamoros, Matamoros (heroica Matamoros), GPS coordinates: 24.2667,-98.7
>> Tamaulipas, 87822 San Isidro, Hidalgo, GPS coordinates: 24.3167,-99.55