| Grande-Synthe to Saint-Omer | 18.44 mi (29.68 km) |
| Grande-Synthe to Saint-Orens-de-Gameville | 516.86 mi (831.80 km) |
| Grande-Synthe to Saint-Ouen | 145.21 mi (233.70 km) |
| Grande-Synthe to Saint-Ouen-l'Aumone | 136.32 mi (219.39 km) |
| Grande-Synthe to Saint-Paul-les-Dax | 527.34 mi (848.67 km) |
| Grande-Synthe to Saint-Paul-Trois-Chateaux | 474.50 mi (763.64 km) |
| Grande-Synthe to Saint-Philbert-de-Grand-Lieu | 327.75 mi (527.46 km) |
| Grande-Synthe to Saint-Pierre-des-Corps | 260.21 mi (418.77 km) |
| Grande-Synthe to Saint-Pierre-du-Mont | 509.97 mi (820.72 km) |
| Grande-Synthe to Saint-Pierre-du-Perray | 166.10 mi (267.31 km) |
| Grande-Synthe to Saint-Pol-sur-Mer | 2.16 mi (3.47 km) |
| Grande-Synthe to Saint-Priest | 386.79 mi (622.48 km) |
| Grande-Synthe to Saint-Quentin | 91.41 mi (147.11 km) |
| Grande-Synthe to Saint-Rambert | 391.26 mi (629.67 km) |
| Grande-Synthe to Saint-Raphael | 564.39 mi (908.30 km) |
