| Friendly to Seysses | 3,932.51 mi (6,328.77 km) |
| Friendly to Sin-le-Noble | 3,827.75 mi (6,160.16 km) |
| Friendly to Six-Fours-les-Plages | 4,148.83 mi (6,676.90 km) |
| Friendly to Soissons | 3,861.26 mi (6,214.10 km) |
| Friendly to Soisy-sous-Montmorency | 3,828.32 mi (6,161.08 km) |
| Friendly to Sollies-Pont | 4,156.00 mi (6,688.44 km) |
| Friendly to Somain | 3,834.76 mi (6,171.45 km) |
| Friendly to Sorgues | 4,078.52 mi (6,563.75 km) |
| Friendly to Sotteville-les-Rouen | 3,766.90 mi (6,062.24 km) |
| Friendly to Soyaux | 3,823.41 mi (6,153.19 km) |
| Friendly to Stains | 3,832.80 mi (6,168.30 km) |
| Friendly to Stiring-Wendel | 4,015.77 mi (6,462.76 km) |
| Friendly to Strasbourg | 4,067.19 mi (6,545.51 km) |
| Friendly to Sucy-en-Brie | 3,843.29 mi (6,185.18 km) |
| Friendly to Suresnes | 3,827.93 mi (6,160.46 km) |
