| Herndon to Selargius | 4,440.30 mi (7,145.97 km) |
| Herndon to Selvazzano Dentro | 4,345.80 mi (6,993.89 km) |
| Herndon to Senago | 4,226.31 mi (6,801.58 km) |
| Herndon to Senigallia | 4,464.57 mi (7,185.03 km) |
| Herndon to Seravezza | 4,325.67 mi (6,961.49 km) |
| Herndon to Seregno | 4,227.02 mi (6,802.74 km) |
| Herndon to Seriate | 4,248.03 mi (6,836.54 km) |
| Herndon to Sermoneta | 4,531.31 mi (7,292.44 km) |
| Herndon to Serramanna | 4,423.38 mi (7,118.73 km) |
| Herndon to Serravalle Pistoiese | 4,355.10 mi (7,008.86 km) |
| Herndon to Sessa Aurunca | 4,584.71 mi (7,378.37 km) |
| Herndon to Sesto Calende | 4,200.10 mi (6,759.41 km) |
| Herndon to Sesto Fiorentino | 4,373.28 mi (7,038.11 km) |
| Herndon to Sesto San Giovanni | 4,232.20 mi (6,811.06 km) |
| Herndon to Sestri Levante | 4,280.06 mi (6,888.09 km) |
