| Southborough to Saint-Lo | 153.56 mi (247.13 km) |
| Southborough to Saint-Loubes | 432.50 mi (696.05 km) |
| Southborough to Saint-Louis | 410.57 mi (660.75 km) |
| Southborough to Saint-Lys | 529.97 mi (852.91 km) |
| Southborough to Saint-Malo | 200.78 mi (323.12 km) |
| Southborough to Saint-Mande | 186.50 mi (300.14 km) |
| Southborough to Saint-Martin-Boulogne | 66.64 mi (107.25 km) |
| Southborough to Saint-Martin-d'Heres | 485.16 mi (780.79 km) |
| Southborough to Saint-Martin-de-Crau | 561.15 mi (903.09 km) |
| Southborough to Saint-Maur-des-Fosses | 190.91 mi (307.24 km) |
| Southborough to Saint-Maurice | 188.29 mi (303.03 km) |
| Southborough to Saint-Max | 314.00 mi (505.34 km) |
| Southborough to Saint-Maximin-la-Sainte-Baume | 593.11 mi (954.51 km) |
| Southborough to Saint-Medard-en-Jalles | 435.12 mi (700.26 km) |
| Southborough to Saint-Michel-sur-Orge | 196.75 mi (316.63 km) |
