| Route information | ||||
|---|---|---|---|---|
| Maintained by Transports Québec | ||||
| Length | 22.0 km (13.7 mi) | |||
| Major junctions | ||||
| East end | ||||
| West end | ||||
| Location | ||||
| Country | Canada | |||
| Province | Quebec | |||
| Highway system | ||||
| ||||
Route 346 is a provincial highway located in the Lanaudière region of Quebec, Canada. It runs from the junctions of Route 125 and Route 337 in Sainte-Julienne and ends at Route 343 in Saint-Charles-Borromée. The route also runs concurrent with Route 341 in Saint-Liguori.