Calculate route from Topo Grande (Nuevo León, Mexico) to Piedras Negras (Coahuila, Mexico).
The flight distance (as the crow flies) between Topo Grande and Piedras Negras is 321.1 km.
Roadmap (route) to go from Topo Grande to Piedras Negras detailed above, you can also see the course layout on the map.
While doing trip Topo Grande - Piedras Negras by car, the calculated route ends at a distance , or more straight.
Country flag | ![]() |
Location | Piedras Negras |
State | Coahuila |
County | Piedras Negras |
Country | Mexico |
Country code / ISO 2 | MX |
Latitude | 28.7000700 |
Longitude | -100.5235300 |
Altitude | 0 meters |
Time zone | America/Matamoros |