| Herk-de-Stad to Somersworth (New Hampshire) | 3,455.17 mi (5,560.55 km) |
| Herk-de-Stad to Somerton (Arizona) | 5,606.28 mi (9,022.44 km) |
| Herk-de-Stad to Somerville (Massachusetts) | 3,500.02 mi (5,632.74 km) |
| Herk-de-Stad to Somerville (New Jersey) | 3,720.36 mi (5,987.34 km) |
| Herk-de-Stad to Sonoma (California) | 5,505.12 mi (8,859.64 km) |
| Herk-de-Stad to Soquel (California) | 5,567.80 mi (8,960.51 km) |
| Herk-de-Stad to South Bend (Indiana) | 4,124.95 mi (6,638.47 km) |
| Herk-de-Stad to South Bradenton (Florida) | 4,675.14 mi (7,523.91 km) |
| Herk-de-Stad to South Burlington (Vermont) | 3,497.75 mi (5,629.08 km) |
| Herk-de-Stad to South Charleston (West Virginia) | 4,106.25 mi (6,608.37 km) |
| Herk-de-Stad to South Daytona (Florida) | 4,523.66 mi (7,280.13 km) |
| Herk-de-Stad to South El Monte (California) | 5,627.28 mi (9,056.23 km) |
| Herk-de-Stad to South Elgin (Illinois) | 4,186.41 mi (6,737.37 km) |
| Herk-de-Stad to South Euclid (Ohio) | 3,950.82 mi (6,358.23 km) |
| Herk-de-Stad to South Farmingdale (New York) | 3,666.92 mi (5,901.33 km) |
