| Ostend to Security-Widefield (Colorado) | 4,844.97 mi (7,797.22 km) |
| Ostend to Sedalia (Missouri) | 4,436.24 mi (7,139.43 km) |
| Ostend to Sedro-Woolley (Washington) | 4,823.38 mi (7,762.47 km) |
| Ostend to Seguin (Texas) | 5,086.26 mi (8,185.54 km) |
| Ostend to Selden (New York) | 3,545.76 mi (5,706.35 km) |
| Ostend to Selma (Alabama) | 4,509.62 mi (7,257.53 km) |
| Ostend to Selma (California) | 5,445.37 mi (8,763.47 km) |
| Ostend to Selma (Texas) | 5,099.69 mi (8,207.15 km) |
| Ostend to Seminole (Florida) | 4,565.02 mi (7,346.69 km) |
| Ostend to Seven Hills (Ohio) | 3,867.04 mi (6,223.41 km) |
| Ostend to Seven Oaks (South Carolina) | 4,190.40 mi (6,743.80 km) |
| Ostend to Severn (Maryland) | 3,770.82 mi (6,068.55 km) |
| Ostend to Severna Park (Maryland) | 3,767.87 mi (6,063.80 km) |
| Ostend to Sevierville (Tennessee) | 4,199.81 mi (6,758.94 km) |
| Ostend to Seymour (Indiana) | 4,144.74 mi (6,670.32 km) |
