Piedras Negras is located in the northern hemisphere at coordinates 28.7,-100.516667. The population is 139 624 people. Last updated information about the city 2014-04-13. Piedras Negras is located in a country Mexico, a short two-letter name of the state of MX. Size relative to the rest of the city is considered to be middle. Popular searches for this city 4 points out of 10. |
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