| Mountain Ash to Saint-Lo | 203.96 mi (328.24 km) |
| Mountain Ash to Saint-Loubes | 486.54 mi (783.01 km) |
| Mountain Ash to Saint-Louis | 564.82 mi (908.98 km) |
| Mountain Ash to Saint-Lys | 602.61 mi (969.81 km) |
| Mountain Ash to Saint-Malo | 218.03 mi (350.88 km) |
| Mountain Ash to Saint-Mande | 322.43 mi (518.90 km) |
| Mountain Ash to Saint-Martin-Boulogne | 226.72 mi (364.87 km) |
| Mountain Ash to Saint-Martin-d'Heres | 614.21 mi (988.48 km) |
| Mountain Ash to Saint-Martin-de-Crau | 672.91 mi (1,082.94 km) |
| Mountain Ash to Saint-Maur-des-Fosses | 327.15 mi (526.50 km) |
| Mountain Ash to Saint-Maurice | 324.05 mi (521.50 km) |
| Mountain Ash to Saint-Max | 470.90 mi (757.84 km) |
| Mountain Ash to Saint-Maximin-la-Sainte-Baume | 712.12 mi (1,146.04 km) |
| Mountain Ash to Saint-Medard-en-Jalles | 484.43 mi (779.61 km) |
| Mountain Ash to Saint-Michel-sur-Orge | 327.92 mi (527.74 km) |
