| Naples to Barberino di Mugello | 267.35 mi (430.26 km) |
| Naples to Barcellona-Pozzo di Gotto | 192.43 mi (309.68 km) |
| Naples to Bareggio | 415.70 mi (669.00 km) |
| Naples to Barga | 295.01 mi (474.77 km) |
| Naples to Bari | 137.97 mi (222.04 km) |
| Naples to Barletta | 111.04 mi (178.71 km) |
| Naples to Baronissi | 27.89 mi (44.88 km) |
| Naples to Barrafranca | 239.53 mi (385.49 km) |
| Naples to Bassano del Grappa | 363.53 mi (585.05 km) |
| Naples to Battipaglia | 41.21 mi (66.32 km) |
| Naples to Beinasco | 443.93 mi (714.43 km) |
| Naples to Bellinzago Novarese | 433.04 mi (696.91 km) |
| Naples to Belluno | 380.54 mi (612.43 km) |
| Naples to Belmonte Mezzagno | 197.79 mi (318.31 km) |
| Naples to Belpasso | 227.96 mi (366.86 km) |
