| Royan to Saint-Omer | 385.34 mi (620.14 km) |
| Royan to Saint-Orens-de-Gameville | 191.22 mi (307.74 km) |
| Royan to Saint-Ouen | 276.92 mi (445.66 km) |
| Royan to Saint-Ouen-l'Aumone | 278.70 mi (448.52 km) |
| Royan to Saint-Paul-les-Dax | 131.11 mi (210.99 km) |
| Royan to Saint-Paul-Trois-Chateaux | 297.26 mi (478.39 km) |
| Royan to Saint-Philbert-de-Grand-Lieu | 101.62 mi (163.55 km) |
| Royan to Saint-Pierre-des-Corps | 148.35 mi (238.75 km) |
| Royan to Saint-Pierre-du-Mont | 122.98 mi (197.91 km) |
| Royan to Saint-Pierre-du-Perray | 265.19 mi (426.78 km) |
| Royan to Saint-Pol-sur-Mer | 404.67 mi (651.25 km) |
| Royan to Saint-Priest | 289.13 mi (465.31 km) |
| Royan to Saint-Quentin | 354.43 mi (570.39 km) |
| Royan to Saint-Rambert | 255.67 mi (411.46 km) |
| Royan to Saint-Raphael | 413.46 mi (665.40 km) |
