 The majority of the original road has been superseded by the A16 autoroute.As a result, much of the road has now been reclassified the RD 1001, RD 901 and RD 940.Paris - Saint-Denis - Beauvais - Amiens - Abbeville - Boulogne-sur-Mer - Calais - Dunkerque - "Belgium"

The road begins at the Porte de la Chapelle in Paris and runs below the A1 autoroute as the Boulevard de President Wilson north through the northern Paris suburbs to Saint-Denis.