| Boulogne-Billancourt to Selvazzano Dentro | 507.66 mi (817.00 km) |
| Boulogne-Billancourt to Senago | 393.63 mi (633.49 km) |
| Boulogne-Billancourt to Senigallia | 631.56 mi (1,016.40 km) |
| Boulogne-Billancourt to Seravezza | 506.01 mi (814.35 km) |
| Boulogne-Billancourt to Seregno | 393.44 mi (633.18 km) |
| Boulogne-Billancourt to Seriate | 412.40 mi (663.69 km) |
| Boulogne-Billancourt to Sermoneta | 724.62 mi (1,166.16 km) |
| Boulogne-Billancourt to Serramanna | 729.18 mi (1,173.50 km) |
| Boulogne-Billancourt to Serravalle Pistoiese | 532.43 mi (856.86 km) |
| Boulogne-Billancourt to Sessa Aurunca | 774.16 mi (1,245.89 km) |
| Boulogne-Billancourt to Sesto Calende | 368.17 mi (592.52 km) |
| Boulogne-Billancourt to Sesto Fiorentino | 549.01 mi (883.55 km) |
| Boulogne-Billancourt to Sesto San Giovanni | 399.57 mi (643.05 km) |
| Boulogne-Billancourt to Sestri Levante | 463.13 mi (745.33 km) |
| Boulogne-Billancourt to Sestu | 740.73 mi (1,192.10 km) |
