| Olen to Barcellona-Pozzo di Gotto | 1,030.39 mi (1,658.25 km) |
| Olen to Bareggio | 436.03 mi (701.73 km) |
| Olen to Barga | 554.38 mi (892.19 km) |
| Olen to Bari | 898.06 mi (1,445.29 km) |
| Olen to Barletta | 869.80 mi (1,399.80 km) |
| Olen to Baronissi | 860.78 mi (1,385.29 km) |
| Olen to Barrafranca | 1,056.78 mi (1,700.73 km) |
| Olen to Bassano del Grappa | 487.26 mi (784.18 km) |
| Olen to Battipaglia | 874.12 mi (1,406.75 km) |
| Olen to Beinasco | 442.07 mi (711.44 km) |
| Olen to Bellinzago Novarese | 421.87 mi (678.93 km) |
| Olen to Belluno | 482.15 mi (775.95 km) |
| Olen to Belmonte Mezzagno | 996.15 mi (1,603.14 km) |
| Olen to Belpasso | 1,060.34 mi (1,706.45 km) |
| Olen to Belvedere Marittimo | 957.31 mi (1,540.63 km) |
