| Trets to Bougival | 410.92 mi (661.31 km) |
| Trets to Bouguenais | 438.45 mi (705.61 km) |
| Trets to Boulogne-Billancourt | 407.08 mi (655.13 km) |
| Trets to Boulogne-sur-Mer | 537.98 mi (865.80 km) |
| Trets to Bourg-de-Peage | 114.34 mi (184.01 km) |
| Trets to Bourg-en-Bresse | 191.92 mi (308.86 km) |
| Trets to Bourg-la-Reine | 402.17 mi (647.23 km) |
| Trets to Bourg-les-Valence | 110.83 mi (178.36 km) |
| Trets to Bourges | 297.85 mi (479.34 km) |
| Trets to Bourgoin-Jallieu | 149.19 mi (240.10 km) |
| Trets to Bressuire | 381.25 mi (613.57 km) |
| Trets to Brest | 595.77 mi (958.79 km) |
| Trets to Bretigny-sur-Orge | 391.84 mi (630.61 km) |
| Trets to Breuillet | 391.75 mi (630.46 km) |
| Trets to Briancon | 110.61 mi (178.01 km) |
