| Siano to Bougival | 827.96 mi (1,332.48 km) |
| Siano to Bouguenais | 920.38 mi (1,481.21 km) |
| Siano to Boulogne-Billancourt | 823.05 mi (1,324.57 km) |
| Siano to Boulogne-sur-Mer | 928.75 mi (1,494.68 km) |
| Siano to Bourg-de-Peage | 568.42 mi (914.79 km) |
| Siano to Bourg-en-Bresse | 602.93 mi (970.33 km) |
| Siano to Bourg-la-Reine | 818.03 mi (1,316.49 km) |
| Siano to Bourg-les-Valence | 572.31 mi (921.05 km) |
| Siano to Bourges | 748.72 mi (1,204.96 km) |
| Siano to Bourgoin-Jallieu | 577.68 mi (929.69 km) |
| Siano to Bressuire | 862.14 mi (1,387.48 km) |
| Siano to Brest | 1,075.40 mi (1,730.69 km) |
| Siano to Bretigny-sur-Orge | 811.31 mi (1,305.67 km) |
| Siano to Breuillet | 814.35 mi (1,310.57 km) |
| Siano to Briancon | 496.26 mi (798.66 km) |
