| Somain to Saint-Lo | 213.25 mi (343.19 km) |
| Somain to Saint-Loubes | 413.51 mi (665.48 km) |
| Somain to Saint-Louis | 272.70 mi (438.87 km) |
| Somain to Saint-Lys | 483.07 mi (777.42 km) |
| Somain to Saint-Malo | 264.99 mi (426.46 km) |
| Somain to Saint-Mande | 111.58 mi (179.57 km) |
| Somain to Saint-Martin-Boulogne | 76.71 mi (123.45 km) |
| Somain to Saint-Martin-d'Heres | 376.67 mi (606.20 km) |
| Somain to Saint-Martin-de-Crau | 469.71 mi (755.92 km) |
| Somain to Saint-Maur-des-Fosses | 113.19 mi (182.16 km) |
| Somain to Saint-Maurice | 112.89 mi (181.68 km) |
| Somain to Saint-Max | 174.11 mi (280.20 km) |
| Somain to Saint-Maximin-la-Sainte-Baume | 492.27 mi (792.23 km) |
| Somain to Saint-Medard-en-Jalles | 420.57 mi (676.85 km) |
| Somain to Saint-Michel-sur-Orge | 127.00 mi (204.39 km) |
