| Ostend to Southern Pines (North Carolina) | 4,064.28 mi (6,540.82 km) |
| Ostend to Southfield (Michigan) | 3,878.54 mi (6,241.90 km) |
| Ostend to Southgate (Michigan) | 3,888.82 mi (6,258.44 km) |
| Ostend to Southlake (Texas) | 4,877.77 mi (7,850.02 km) |
| Ostend to Spanaway (Washington) | 4,910.20 mi (7,902.21 km) |
| Ostend to Spanish Fork (Utah) | 4,998.91 mi (8,044.97 km) |
| Ostend to Spanish Lake (Missouri) | 4,318.28 mi (6,949.59 km) |
| Ostend to Spanish Springs (Nevada) | 5,267.65 mi (8,477.47 km) |
| Ostend to Sparks (Nevada) | 5,273.83 mi (8,487.41 km) |
| Ostend to Spartanburg (South Carolina) | 4,178.99 mi (6,725.43 km) |
| Ostend to Spearfish (South Dakota) | 4,512.45 mi (7,262.08 km) |
| Ostend to Speedway (Indiana) | 4,118.26 mi (6,627.71 km) |
| Ostend to Spencer (Iowa) | 4,285.93 mi (6,897.54 km) |
| Ostend to Spokane (Washington) | 4,746.86 mi (7,639.33 km) |
| Ostend to Spokane Valley (Washington) | 4,741.75 mi (7,631.11 km) |
