| Opera to Bitonto | 477.25 mi (768.06 km) |
| Opera to Bitritto | 486.18 mi (782.43 km) |
| Opera to Bollate | 12.50 mi (20.11 km) |
| Opera to Bologna | 120.78 mi (194.38 km) |
| Opera to Bolzano | 128.39 mi (206.63 km) |
| Opera to Bomporto | 99.38 mi (159.94 km) |
| Opera to Bonate di Sopra | 26.77 mi (43.08 km) |
| Opera to Bondeno | 112.66 mi (181.30 km) |
| Opera to Bordighera | 134.30 mi (216.14 km) |
| Opera to Borgaro Torinese | 77.87 mi (125.32 km) |
| Opera to Borgo a Buggiano | 127.67 mi (205.47 km) |
| Opera to Borgo San Dalmazzo | 111.67 mi (179.71 km) |
| Opera to Borgo San Lorenzo | 145.39 mi (233.99 km) |
| Opera to Borgomanero | 42.38 mi (68.20 km) |
| Opera to Borgoricco | 133.61 mi (215.02 km) |
