| Opera to Belvedere Marittimo | 522.60 mi (841.04 km) |
| Opera to Benevento | 405.62 mi (652.78 km) |
| Opera to Bergamo | 30.74 mi (49.47 km) |
| Opera to Bernalda | 510.06 mi (820.86 km) |
| Opera to Bertinoro | 166.51 mi (267.97 km) |
| Opera to Besana in Brianza | 22.12 mi (35.60 km) |
| Opera to Besozzo | 41.79 mi (67.25 km) |
| Opera to Biancavilla | 608.66 mi (979.55 km) |
| Opera to Biassono | 17.44 mi (28.07 km) |
| Opera to Bibbiano | 78.60 mi (126.49 km) |
| Opera to Bibbiena | 172.96 mi (278.35 km) |
| Opera to Biella | 57.14 mi (91.96 km) |
| Opera to Bisceglie | 464.54 mi (747.60 km) |
| Opera to Bisignano | 541.87 mi (872.05 km) |
| Opera to Bitetto | 483.64 mi (778.35 km) |
