| San Mateo to Bicaz | 6,282.54 mi (10,110.77 km) |
| San Mateo to Bistrita | 6,236.79 mi (10,037.14 km) |
| San Mateo to Blaj | 6,284.17 mi (10,113.39 km) |
| San Mateo to Bocsa | 6,285.32 mi (10,115.24 km) |
| San Mateo to Boldesti-Scaeni | 6,399.49 mi (10,298.99 km) |
| San Mateo to Bolintin Vale | 6,430.47 mi (10,348.84 km) |
| San Mateo to Borsa | 6,207.58 mi (9,990.14 km) |
| San Mateo to Botosani | 6,240.95 mi (10,043.84 km) |
| San Mateo to Brad | 6,262.94 mi (10,079.22 km) |
| San Mateo to Bragadiru | 6,439.76 mi (10,363.80 km) |
| San Mateo to Braila | 6,422.44 mi (10,335.91 km) |
| San Mateo to Brasov | 6,351.14 mi (10,221.17 km) |
| San Mateo to Breaza | 6,382.12 mi (10,271.03 km) |
| San Mateo to Bucharest | 6,438.54 mi (10,361.83 km) |
| San Mateo to Buftea | 6,426.74 mi (10,342.84 km) |
