| Naples to Bougival | 810.52 mi (1,304.40 km) |
| Naples to Bouguenais | 899.97 mi (1,448.36 km) |
| Naples to Boulogne-Billancourt | 805.63 mi (1,296.54 km) |
| Naples to Boulogne-sur-Mer | 912.87 mi (1,469.12 km) |
| Naples to Bourg-de-Peage | 548.09 mi (882.07 km) |
| Naples to Bourg-en-Bresse | 584.22 mi (940.21 km) |
| Naples to Bourg-la-Reine | 800.59 mi (1,288.43 km) |
| Naples to Bourg-les-Valence | 551.80 mi (888.03 km) |
| Naples to Bourges | 729.53 mi (1,174.06 km) |
| Naples to Bourgoin-Jallieu | 558.17 mi (898.29 km) |
| Naples to Bressuire | 841.73 mi (1,354.63 km) |
| Naples to Brest | 1,055.30 mi (1,698.34 km) |
| Naples to Bretigny-sur-Orge | 793.69 mi (1,277.32 km) |
| Naples to Breuillet | 796.62 mi (1,282.03 km) |
| Naples to Briancon | 476.64 mi (767.08 km) |
