| Castelginest to Bougival | 358.89 mi (577.58 km) |
| Castelginest to Bouguenais | 282.56 mi (454.74 km) |
| Castelginest to Boulogne-Billancourt | 357.34 mi (575.08 km) |
| Castelginest to Boulogne-sur-Mer | 485.99 mi (782.13 km) |
| Castelginest to Bourg-de-Peage | 201.34 mi (324.02 km) |
| Castelginest to Bourg-en-Bresse | 254.07 mi (408.89 km) |
| Castelginest to Bourg-la-Reine | 353.92 mi (569.58 km) |
| Castelginest to Bourg-les-Valence | 191.81 mi (308.69 km) |
| Castelginest to Bourges | 238.90 mi (384.47 km) |
| Castelginest to Bourgoin-Jallieu | 229.64 mi (369.56 km) |
| Castelginest to Bressuire | 236.60 mi (380.78 km) |
| Castelginest to Brest | 430.99 mi (693.61 km) |
| Castelginest to Bretigny-sur-Orge | 342.34 mi (550.94 km) |
| Castelginest to Breuillet | 338.50 mi (544.77 km) |
| Castelginest to Briancon | 270.29 mi (434.99 km) |
