| Alpena to Seysses | 3,987.39 mi (6,417.09 km) |
| Alpena to Sin-le-Noble | 3,806.15 mi (6,125.40 km) |
| Alpena to Six-Fours-les-Plages | 4,189.18 mi (6,741.83 km) |
| Alpena to Soissons | 3,849.17 mi (6,194.64 km) |
| Alpena to Soisy-sous-Montmorency | 3,823.77 mi (6,153.76 km) |
| Alpena to Sollies-Pont | 4,194.59 mi (6,750.55 km) |
| Alpena to Somain | 3,812.68 mi (6,135.91 km) |
| Alpena to Sorgues | 4,114.16 mi (6,621.11 km) |
| Alpena to Sotteville-les-Rouen | 3,761.94 mi (6,054.26 km) |
| Alpena to Soyaux | 3,860.97 mi (6,213.63 km) |
| Alpena to Stains | 3,828.37 mi (6,161.16 km) |
| Alpena to Stiring-Wendel | 3,993.05 mi (6,426.19 km) |
| Alpena to Strasbourg | 4,047.58 mi (6,513.95 km) |
| Alpena to Sucy-en-Brie | 3,840.25 mi (6,180.29 km) |
| Alpena to Suresnes | 3,824.88 mi (6,155.55 km) |
