| Grays to Bougival | 197.30 mi (317.52 km) |
| Grays to Bouguenais | 309.63 mi (498.30 km) |
| Grays to Boulogne-Billancourt | 201.04 mi (323.54 km) |
| Grays to Boulogne-sur-Mer | 76.04 mi (122.37 km) |
| Grays to Bourg-de-Peage | 494.68 mi (796.12 km) |
| Grays to Bourg-en-Bresse | 426.61 mi (686.56 km) |
| Grays to Bourg-la-Reine | 205.93 mi (331.41 km) |
| Grays to Bourg-les-Valence | 497.34 mi (800.40 km) |
| Grays to Bourges | 317.30 mi (510.65 km) |
| Grays to Bourgoin-Jallieu | 465.28 mi (748.79 km) |
| Grays to Bressuire | 322.37 mi (518.81 km) |
| Grays to Brest | 302.18 mi (486.31 km) |
| Grays to Bretigny-sur-Orge | 216.39 mi (348.25 km) |
| Grays to Breuillet | 216.96 mi (349.16 km) |
| Grays to Briancon | 538.99 mi (867.42 km) |
