Route 335 is a north-south route from Montreal north into the Lanaudière region of Quebec. South of the Metropolitan highway, the 335 runs on Saint Denis Street to its southern terminus. Northwards until the Rivière des Prairies, the 335 runs on Berri Street southbound and Lajeunesse Street northbound, then it crosses the Viau Bridge to Laval. There, the 335 once traced the entire length of the to the David Bridge on the Rivière des Mille Îles. Now, it runs north from the bridge to Autoroute 440 on Laurentian Boulevard. The 335 runs concurrently with Autoroute 440 for about 1.5 km (0.93 mi) between des Laurentides and Autoroute 19. Between Dagenais and Autoroute 440, it is co-signed on Autoroute 19. North of the 440 until the David Bridge, it continues on the Autoroute 19 right-of-way, wh