| Harrow Weald to Beocin | 1,017.07 mi (1,636.82 km) |
| Harrow Weald to Blace | 1,155.87 mi (1,860.20 km) |
| Harrow Weald to Bogatic | 1,020.95 mi (1,643.06 km) |
| Harrow Weald to Bojnik | 1,184.83 mi (1,906.79 km) |
| Harrow Weald to Boljevac | 1,160.89 mi (1,868.27 km) |
| Harrow Weald to Bor | 1,154.98 mi (1,858.76 km) |
| Harrow Weald to Borca | 1,058.84 mi (1,704.04 km) |
| Harrow Weald to Bosilegrad | 1,236.86 mi (1,990.53 km) |
| Harrow Weald to Brus | 1,141.94 mi (1,837.78 km) |
| Harrow Weald to Bujanovac | 1,210.25 mi (1,947.72 km) |
| Harrow Weald to Cacak | 1,093.53 mi (1,759.87 km) |
| Harrow Weald to Cajetina | 1,074.16 mi (1,728.70 km) |
| Harrow Weald to Cicevac | 1,144.92 mi (1,842.57 km) |
| Harrow Weald to Coka | 1,007.65 mi (1,621.66 km) |
| Harrow Weald to Crna Trava | 1,216.71 mi (1,958.10 km) |
