| Spello to Bougival | 647.89 mi (1,042.68 km) |
| Spello to Bouguenais | 753.57 mi (1,212.76 km) |
| Spello to Boulogne-Billancourt | 642.93 mi (1,034.69 km) |
| Spello to Boulogne-sur-Mer | 745.96 mi (1,200.51 km) |
| Spello to Bourg-de-Peage | 404.14 mi (650.41 km) |
| Spello to Bourg-en-Bresse | 428.10 mi (688.96 km) |
| Spello to Bourg-la-Reine | 637.96 mi (1,026.69 km) |
| Spello to Bourg-les-Valence | 409.52 mi (659.06 km) |
| Spello to Bourges | 575.35 mi (925.93 km) |
| Spello to Bourgoin-Jallieu | 407.35 mi (655.56 km) |
| Spello to Bressuire | 695.66 mi (1,119.55 km) |
| Spello to Brest | 905.90 mi (1,457.91 km) |
| Spello to Bretigny-sur-Orge | 631.72 mi (1,016.65 km) |
| Spello to Breuillet | 635.09 mi (1,022.08 km) |
| Spello to Briancon | 327.87 mi (527.65 km) |
