Average GPS coordinates for San Manuel Postcode location: 23.175, -99.283. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). San Manuel on map:

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Listing cities & postcodes (2):
>> Tamaulipas, 87455 San Manuel, Matamoros, Matamoros (heroica Matamoros), GPS coordinates: 23.35,-99.5167
>> Tamaulipas, 89760 San Manuel, Xicotencatl, GPS coordinates: 23,-99.05