| Dumbarton to Brescia | 963.17 mi (1,550.07 km) |
| Dumbarton to Bressanone | 943.15 mi (1,517.85 km) |
| Dumbarton to Bresso | 934.31 mi (1,503.62 km) |
| Dumbarton to Brindisi | 1,466.84 mi (2,360.65 km) |
| Dumbarton to Broni | 963.37 mi (1,550.39 km) |
| Dumbarton to Bronte | 1,542.67 mi (2,482.69 km) |
| Dumbarton to Brugherio | 936.57 mi (1,507.26 km) |
| Dumbarton to Brugnera | 1,013.13 mi (1,630.48 km) |
| Dumbarton to Bruino | 919.41 mi (1,479.66 km) |
| Dumbarton to Brunico | 947.80 mi (1,525.34 km) |
| Dumbarton to Brusciano | 1,345.87 mi (2,165.97 km) |
| Dumbarton to Bucine | 1,118.89 mi (1,800.68 km) |
| Dumbarton to Budrio | 1,056.17 mi (1,699.74 km) |
| Dumbarton to Busca | 949.35 mi (1,527.83 km) |
| Dumbarton to Bussolengo | 985.42 mi (1,585.88 km) |
