| Mont-de-Marsan to Sin-le-Noble | 478.26 mi (769.69 km) |
| Mont-de-Marsan to Six-Fours-les-Plages | 321.35 mi (517.16 km) |
| Mont-de-Marsan to Soissons | 420.43 mi (676.62 km) |
| Mont-de-Marsan to Soisy-sous-Montmorency | 376.54 mi (605.98 km) |
| Mont-de-Marsan to Sollies-Pont | 331.07 mi (532.81 km) |
| Mont-de-Marsan to Somain | 480.74 mi (773.68 km) |
| Mont-de-Marsan to Sorgues | 267.33 mi (430.22 km) |
| Mont-de-Marsan to Sotteville-les-Rouen | 388.70 mi (625.55 km) |
| Mont-de-Marsan to Soyaux | 125.68 mi (202.27 km) |
| Mont-de-Marsan to Stains | 375.55 mi (604.38 km) |
| Mont-de-Marsan to Stiring-Wendel | 508.69 mi (818.66 km) |
| Mont-de-Marsan to Strasbourg | 509.84 mi (820.51 km) |
| Mont-de-Marsan to Sucy-en-Brie | 366.63 mi (590.03 km) |
| Mont-de-Marsan to Suresnes | 367.64 mi (591.65 km) |
| Mont-de-Marsan to Talant | 356.92 mi (574.40 km) |
