| Langley Park to Selargius | 4,420.88 mi (7,114.71 km) |
| Langley Park to Selvazzano Dentro | 4,327.74 mi (6,964.83 km) |
| Langley Park to Senago | 4,208.08 mi (6,772.25 km) |
| Langley Park to Senigallia | 4,446.29 mi (7,155.61 km) |
| Langley Park to Seravezza | 4,307.20 mi (6,931.77 km) |
| Langley Park to Seregno | 4,208.82 mi (6,773.44 km) |
| Langley Park to Seriate | 4,229.87 mi (6,807.31 km) |
| Langley Park to Sermoneta | 4,512.59 mi (7,262.32 km) |
| Langley Park to Serramanna | 4,403.96 mi (7,087.49 km) |
| Langley Park to Serravalle Pistoiese | 4,336.66 mi (6,979.18 km) |
| Langley Park to Sessa Aurunca | 4,566.01 mi (7,348.29 km) |
| Langley Park to Sesto Calende | 4,181.87 mi (6,730.07 km) |
| Langley Park to Sesto Fiorentino | 4,354.85 mi (7,008.46 km) |
| Langley Park to Sesto San Giovanni | 4,213.97 mi (6,781.72 km) |
| Langley Park to Sestri Levante | 4,261.58 mi (6,858.35 km) |
