| Blue Ash to Seysses | 4,246.99 mi (6,834.86 km) |
| Blue Ash to Sin-le-Noble | 4,105.20 mi (6,606.68 km) |
| Blue Ash to Six-Fours-les-Plages | 4,457.45 mi (7,173.57 km) |
| Blue Ash to Soissons | 4,143.68 mi (6,668.60 km) |
| Blue Ash to Soisy-sous-Montmorency | 4,114.40 mi (6,621.49 km) |
| Blue Ash to Sollies-Pont | 4,463.84 mi (7,183.85 km) |
| Blue Ash to Somain | 4,111.99 mi (6,617.60 km) |
| Blue Ash to Sorgues | 4,384.75 mi (7,056.58 km) |
| Blue Ash to Sotteville-les-Rouen | 4,052.56 mi (6,521.96 km) |
| Blue Ash to Soyaux | 4,129.67 mi (6,646.06 km) |
| Blue Ash to Stains | 4,118.96 mi (6,628.82 km) |
| Blue Ash to Stiring-Wendel | 4,293.30 mi (6,909.39 km) |
| Blue Ash to Strasbourg | 4,346.48 mi (6,994.98 km) |
| Blue Ash to Sucy-en-Brie | 4,130.18 mi (6,646.88 km) |
| Blue Ash to Suresnes | 4,114.76 mi (6,622.06 km) |
