| Ianca to Seysses | 1,292.60 mi (2,080.23 km) |
| Ianca to Sin-le-Noble | 1,181.79 mi (1,901.92 km) |
| Ianca to Six-Fours-les-Plages | 1,079.98 mi (1,738.06 km) |
| Ianca to Soissons | 1,164.37 mi (1,873.88 km) |
| Ianca to Soisy-sous-Montmorency | 1,208.46 mi (1,944.82 km) |
| Ianca to Sollies-Pont | 1,067.63 mi (1,718.19 km) |
| Ianca to Somain | 1,174.45 mi (1,890.09 km) |
| Ianca to Sorgues | 1,111.57 mi (1,788.89 km) |
| Ianca to Sotteville-les-Rouen | 1,264.66 mi (2,035.27 km) |
| Ianca to Soyaux | 1,317.65 mi (2,120.56 km) |
| Ianca to Stains | 1,204.53 mi (1,938.50 km) |
| Ianca to Stiring-Wendel | 1,001.58 mi (1,611.88 km) |
| Ianca to Strasbourg | 959.08 mi (1,543.49 km) |
| Ianca to Sucy-en-Brie | 1,197.57 mi (1,927.30 km) |
| Ianca to Suresnes | 1,211.65 mi (1,949.97 km) |
