At Sanguinet D46 (Avenue De Born) to Parentis-en Born then D652/D46 Esleys (Av de Parentis) to Pontenx-les-Forges join D626 (Av de Mimizan to saint-Paul-en Born to Mimizan. join D652 (Route de Baleste)  via Salin to Bias continue to Le Clisson to Lit -et-Mixe D652 to Saint Girons D652 to Leon continue on D652 via Moliets-et-Maa to Messanges join D79 to Les Estagnots D79/D652 to Capbreton then Labenne join D810 to Ondres/Tarnos/Boucau To Bayonne (Av Henri Grenet) D5 (Bd du A.B) to D260 continue onBd du B.A.B t then  D5 (Bd de la Mer) to Av de L'imperatrice next to D911 Avenue de Vercun)