| Herndon to Santa Venerina | 4,771.55 mi (7,679.07 km) |
| Herndon to Santeramo in Colle | 4,725.16 mi (7,604.41 km) |
| Herndon to Santo Stefano di Magra | 4,306.42 mi (6,930.51 km) |
| Herndon to Santo Stino di Livenza | 4,371.92 mi (7,035.92 km) |
| Herndon to Sarezzo | 4,269.70 mi (6,871.42 km) |
| Herndon to Sarno | 4,630.19 mi (7,451.57 km) |
| Herndon to Saronno | 4,220.83 mi (6,792.77 km) |
| Herndon to Sarzana | 4,310.00 mi (6,936.27 km) |
| Herndon to Sassari | 4,361.76 mi (7,019.58 km) |
| Herndon to Sasso Marconi | 4,356.20 mi (7,010.63 km) |
| Herndon to Sassuolo | 4,331.10 mi (6,970.23 km) |
| Herndon to Sava | 4,775.40 mi (7,685.26 km) |
| Herndon to Saviano | 4,622.08 mi (7,438.51 km) |
| Herndon to Savigliano | 4,191.17 mi (6,745.04 km) |
| Herndon to Savignano sul Panaro | 4,344.06 mi (6,991.09 km) |
