| Ionia to Seysses | 4,133.24 mi (6,651.80 km) |
| Ionia to Sin-le-Noble | 3,961.30 mi (6,375.10 km) |
| Ionia to Six-Fours-les-Plages | 4,337.36 mi (6,980.31 km) |
| Ionia to Soissons | 4,003.35 mi (6,442.76 km) |
| Ionia to Soisy-sous-Montmorency | 3,977.05 mi (6,400.45 km) |
| Ionia to Sollies-Pont | 4,343.03 mi (6,989.43 km) |
| Ionia to Somain | 3,967.89 mi (6,385.70 km) |
| Ionia to Sorgues | 4,262.87 mi (6,860.43 km) |
| Ionia to Sotteville-les-Rouen | 3,915.18 mi (6,300.88 km) |
| Ionia to Soyaux | 4,009.03 mi (6,451.90 km) |
| Ionia to Stains | 3,981.64 mi (6,407.84 km) |
| Ionia to Stiring-Wendel | 4,148.57 mi (6,676.48 km) |
| Ionia to Strasbourg | 4,202.84 mi (6,763.81 km) |
| Ionia to Sucy-en-Brie | 3,993.39 mi (6,426.73 km) |
| Ionia to Suresnes | 3,977.99 mi (6,401.96 km) |
