The Route nationale 19 (N19) is a trunk road (nationale) in north east France. The road forms part of European route E54.
The RN19 has been subsequently downgraded in several sections to the RD319 and RD619.
Paris - Provins - Troyes - Chaumont - Langres - Vesoul - Belfort - Switzerland
The road starts as the Quai d'Ivry on the south bank of the River Seine south east of the City centre. The road crosses the river just downstream from the River Marne on the Pont d'Ivry. in a predominantly industrial area. The road then has a junction with the N6 (Paris to Lyon road at the Carrefour de la Résistance. The road then heads through the suburb of Maisons Alfort. After it crosses the A86 autoroute the road passes east of Créteil as the Avenue de Paris.
The road passes south east through Bonneuil-sur-Marne and the Foret de Gros Bois. The road crosses the N104 (Paris outer ring road) and enters an area famous for its cheese (Brie. The road passes through Brie Comte Robert now classified as the D319. Through traffic is now directed onto the N104 and then to Guigers where the two routes are re-united.
At Guigers the road crosses the N36 (Meaux to Melun) and then passes a refinary to Nangris. The road then turns east to the town of Provins. The road turns south east through the Foret de Sourdun (167 m) and then into the valley of the River Seine. The road next comes to Nogent-s-Seine and then heading east to Romilly-s-Seine and then south east into the city of Troyes as the Avenue du Major General Georges Vanuer.
Troyes is a major regional centre. It has excellent communications with the A5 autoroute (Paris to Langres), A26 autoroute (Calais to Troyes) as well as the N77 (Châlons to Auxerre), N60 (Troyes to Orléans) and N71 (Troyes to Dijon).