Route 391 is a
provincial highway located in the
Abitibi-Témiscamingue region in southwestern
Quebec near the
Ontario border. The 90 km (56 mi) road runs from the junction of
Route 101 near St-Édouard-de-Fabre and ends in
Rouyn-Noranda at the junction of
Route 117. Between Lorrainville and Laverlochère-Angliers, it overlaps
Route 382. Near Rollet, it is also concurrent with Route 101.