| Herstal to Security-Widefield (Colorado) | 4,961.29 mi (7,984.43 km) |
| Herstal to Sedalia (Missouri) | 4,557.17 mi (7,334.06 km) |
| Herstal to Sedro-Woolley (Washington) | 4,921.97 mi (7,921.15 km) |
| Herstal to Seguin (Texas) | 5,208.65 mi (8,382.51 km) |
| Herstal to Selden (New York) | 3,669.89 mi (5,906.11 km) |
| Herstal to Selma (Alabama) | 4,633.51 mi (7,456.92 km) |
| Herstal to Selma (California) | 5,553.84 mi (8,938.04 km) |
| Herstal to Selma (Texas) | 5,221.99 mi (8,403.98 km) |
| Herstal to Seminole (Florida) | 4,689.25 mi (7,546.62 km) |
| Herstal to Seven Hills (Ohio) | 3,989.96 mi (6,421.22 km) |
| Herstal to Seven Oaks (South Carolina) | 4,314.62 mi (6,943.71 km) |
| Herstal to Severn (Maryland) | 3,894.88 mi (6,268.21 km) |
| Herstal to Severna Park (Maryland) | 3,891.95 mi (6,263.48 km) |
| Herstal to Sevierville (Tennessee) | 4,323.62 mi (6,958.20 km) |
| Herstal to Seymour (Indiana) | 4,267.51 mi (6,867.89 km) |
