| Westerlo to Southern Pines (North Carolina) | 4,149.15 mi (6,677.42 km) |
| Westerlo to Southfield (Michigan) | 3,959.46 mi (6,372.14 km) |
| Westerlo to Southgate (Michigan) | 3,969.89 mi (6,388.93 km) |
| Westerlo to Southlake (Texas) | 4,957.93 mi (7,979.02 km) |
| Westerlo to Spanaway (Washington) | 4,968.29 mi (7,995.69 km) |
| Westerlo to Spanish Fork (Utah) | 5,068.22 mi (8,156.51 km) |
| Westerlo to Spanish Lake (Missouri) | 4,398.56 mi (7,078.81 km) |
| Westerlo to Spanish Springs (Nevada) | 5,332.10 mi (8,581.18 km) |
| Westerlo to Sparks (Nevada) | 5,338.29 mi (8,591.15 km) |
| Westerlo to Spartanburg (South Carolina) | 4,263.34 mi (6,861.18 km) |
| Westerlo to Spearfish (South Dakota) | 4,583.48 mi (7,376.40 km) |
| Westerlo to Speedway (Indiana) | 4,199.48 mi (6,758.41 km) |
| Westerlo to Spencer (Iowa) | 4,361.93 mi (7,019.85 km) |
| Westerlo to Spokane (Washington) | 4,807.89 mi (7,737.54 km) |
| Westerlo to Spokane Valley (Washington) | 4,802.91 mi (7,729.53 km) |
