| Petite-Synthe to Saint-Omer | 19.41 mi (31.23 km) |
| Petite-Synthe to Saint-Orens-de-Gameville | 517.66 mi (833.09 km) |
| Petite-Synthe to Saint-Ouen | 145.84 mi (234.71 km) |
| Petite-Synthe to Saint-Ouen-l'Aumone | 137.11 mi (220.66 km) |
| Petite-Synthe to Saint-Paul-les-Dax | 528.64 mi (850.76 km) |
| Petite-Synthe to Saint-Paul-Trois-Chateaux | 474.56 mi (763.74 km) |
| Petite-Synthe to Saint-Philbert-de-Grand-Lieu | 329.51 mi (530.29 km) |
| Petite-Synthe to Saint-Pierre-des-Corps | 261.45 mi (420.76 km) |
| Petite-Synthe to Saint-Pierre-du-Mont | 511.19 mi (822.67 km) |
| Petite-Synthe to Saint-Pierre-du-Perray | 166.64 mi (268.17 km) |
| Petite-Synthe to Saint-Pol-sur-Mer | 0.69 mi (1.11 km) |
| Petite-Synthe to Saint-Priest | 386.68 mi (622.30 km) |
| Petite-Synthe to Saint-Quentin | 90.96 mi (146.38 km) |
| Petite-Synthe to Saint-Rambert | 391.36 mi (629.84 km) |
| Petite-Synthe to Saint-Raphael | 564.11 mi (907.85 km) |
