| San Marcos to Bitonto | 6,526.12 mi (10,502.78 km) |
| San Marcos to Bitritto | 6,534.52 mi (10,516.29 km) |
| San Marcos to Bollate | 6,047.65 mi (9,732.75 km) |
| San Marcos to Bologna | 6,174.45 mi (9,936.82 km) |
| San Marcos to Bolzano | 6,070.24 mi (9,769.10 km) |
| San Marcos to Bomporto | 6,151.98 mi (9,900.66 km) |
| San Marcos to Bonate di Sopra | 6,055.49 mi (9,745.37 km) |
| San Marcos to Bondeno | 6,156.50 mi (9,907.93 km) |
| San Marcos to Bordighera | 6,088.39 mi (9,798.32 km) |
| San Marcos to Borgaro Torinese | 6,019.29 mi (9,687.11 km) |
| San Marcos to Borgo a Buggiano | 6,186.35 mi (9,955.97 km) |
| San Marcos to Borgo San Dalmazzo | 6,054.56 mi (9,743.88 km) |
| San Marcos to Borgo San Lorenzo | 6,204.16 mi (9,984.63 km) |
| San Marcos to Borgomanero | 6,018.72 mi (9,686.20 km) |
| San Marcos to Borgoricco | 6,140.78 mi (9,882.63 km) |
