| Castelleone to Broxbourne | 630.83 mi (1,015.22 km) |
| Castelleone to Broxburn | 933.07 mi (1,501.63 km) |
| Castelleone to Bryn | 793.49 mi (1,277.01 km) |
| Castelleone to Buckhurst Hill | 623.64 mi (1,003.65 km) |
| Castelleone to Buckie | 1,011.94 mi (1,628.56 km) |
| Castelleone to Buckingham | 673.21 mi (1,083.43 km) |
| Castelleone to Buckley | 792.85 mi (1,275.97 km) |
| Castelleone to Bucksburn | 966.70 mi (1,555.75 km) |
| Castelleone to Bude | 761.11 mi (1,224.89 km) |
| Castelleone to Bulwell | 725.53 mi (1,167.63 km) |
| Castelleone to Burbage | 708.54 mi (1,140.29 km) |
| Castelleone to Burgess Hill | 599.72 mi (965.15 km) |
| Castelleone to Burnham | 642.69 mi (1,034.31 km) |
| Castelleone to Burnham-on-Sea | 714.42 mi (1,149.74 km) |
| Castelleone to Burnley | 794.29 mi (1,278.29 km) |
