| Horley to Barberino di Mugello | 725.38 mi (1,167.38 km) |
| Horley to Barcellona-Pozzo di Gotto | 1,170.59 mi (1,883.89 km) |
| Horley to Bareggio | 575.78 mi (926.63 km) |
| Horley to Barga | 696.33 mi (1,120.64 km) |
| Horley to Bari | 1,066.49 mi (1,716.35 km) |
| Horley to Barletta | 1,036.03 mi (1,667.33 km) |
| Horley to Baronissi | 1,013.26 mi (1,630.69 km) |
| Horley to Barrafranca | 1,185.30 mi (1,907.56 km) |
| Horley to Bassano del Grappa | 659.85 mi (1,061.92 km) |
| Horley to Battipaglia | 1,027.27 mi (1,653.23 km) |
| Horley to Beinasco | 555.32 mi (893.70 km) |
| Horley to Bellinzago Novarese | 558.30 mi (898.50 km) |
| Horley to Belluno | 662.54 mi (1,066.26 km) |
| Horley to Belmonte Mezzagno | 1,121.66 mi (1,805.13 km) |
| Horley to Belpasso | 1,195.87 mi (1,924.56 km) |
