Castanos is located in Saltillo city, Mexico at the 26.7893, -101.4321 coordinates. Distance from Castanos to other cities. are listed below, click on the city name to find distance between. Distance from Castaños to Torreon 242 km, to Monclova 13 km, to Piedras Negras 230 km. The green marker indicates the location of Castaños.