Since the French canton reorganisation which came into effect in March 2015 , the communes of the canton of Troyes - 3 are :
The Canton of Troyes - 3 is a canton of the Aube department , in northern France .
Since the France canton reorganisation which came into effect in March 2015 , the communes of the canton of Troyes - 3 are :
The Canton of Troyes - 3 is a canton of the Aube department , in northern France .