| Onex to Belvedere Marittimo | 670.06 mi (1,078.35 km) |
| Onex to Benevento | 556.34 mi (895.35 km) |
| Onex to Bergamo | 174.81 mi (281.32 km) |
| Onex to Bernalda | 663.85 mi (1,068.37 km) |
| Onex to Bertinoro | 325.64 mi (524.07 km) |
| Onex to Besana in Brianza | 156.54 mi (251.92 km) |
| Onex to Besozzo | 125.28 mi (201.62 km) |
| Onex to Biancavilla | 741.16 mi (1,192.78 km) |
| Onex to Biassono | 156.90 mi (252.51 km) |
| Onex to Bibbiano | 236.22 mi (380.15 km) |
| Onex to Bibbiena | 327.91 mi (527.72 km) |
| Onex to Biella | 103.75 mi (166.97 km) |
| Onex to Bisceglie | 620.94 mi (999.31 km) |
| Onex to Bisignano | 690.54 mi (1,111.32 km) |
| Onex to Bitetto | 639.84 mi (1,029.72 km) |
