| Ontario to Barberino di Mugello | 6,159.08 mi (9,912.08 km) |
| Ontario to Barcellona-Pozzo di Gotto | 6,603.69 mi (10,627.62 km) |
| Ontario to Bareggio | 6,010.04 mi (9,672.23 km) |
| Ontario to Barga | 6,130.79 mi (9,866.56 km) |
| Ontario to Bari | 6,492.33 mi (10,448.39 km) |
| Ontario to Barletta | 6,463.65 mi (10,402.24 km) |
| Ontario to Baronissi | 6,447.24 mi (10,375.83 km) |
| Ontario to Barrafranca | 6,612.14 mi (10,641.21 km) |
| Ontario to Bassano del Grappa | 6,081.29 mi (9,786.89 km) |
| Ontario to Battipaglia | 6,461.14 mi (10,398.21 km) |
| Ontario to Beinasco | 5,987.26 mi (9,635.57 km) |
| Ontario to Bellinzago Novarese | 5,992.73 mi (9,644.37 km) |
| Ontario to Belluno | 6,076.25 mi (9,778.78 km) |
| Ontario to Belmonte Mezzagno | 6,547.39 mi (10,537.01 km) |
| Ontario to Belpasso | 6,626.87 mi (10,664.91 km) |
