| Herk-de-Stad to Southern Pines (North Carolina) | 4,162.79 mi (6,699.36 km) |
| Herk-de-Stad to Southfield (Michigan) | 3,973.76 mi (6,395.15 km) |
| Herk-de-Stad to Southgate (Michigan) | 3,984.18 mi (6,411.92 km) |
| Herk-de-Stad to Southlake (Texas) | 4,972.31 mi (8,002.16 km) |
| Herk-de-Stad to Spanaway (Washington) | 4,982.59 mi (8,018.70 km) |
| Herk-de-Stad to Spanish Fork (Utah) | 5,082.90 mi (8,180.14 km) |
| Herk-de-Stad to Spanish Lake (Missouri) | 4,412.93 mi (7,101.92 km) |
| Herk-de-Stad to Spanish Springs (Nevada) | 5,346.67 mi (8,604.63 km) |
| Herk-de-Stad to Sparks (Nevada) | 5,352.86 mi (8,614.59 km) |
| Herk-de-Stad to Spartanburg (South Carolina) | 4,277.11 mi (6,883.34 km) |
| Herk-de-Stad to Spearfish (South Dakota) | 4,598.17 mi (7,400.04 km) |
| Herk-de-Stad to Speedway (Indiana) | 4,213.75 mi (6,781.38 km) |
| Herk-de-Stad to Spencer (Iowa) | 4,376.55 mi (7,043.37 km) |
| Herk-de-Stad to Spokane (Washington) | 4,822.33 mi (7,760.79 km) |
| Herk-de-Stad to Spokane Valley (Washington) | 4,817.35 mi (7,752.78 km) |
