| Isabela to Beocin | 5,165.01 mi (8,312.28 km) |
| Isabela to Blace | 5,267.24 mi (8,476.80 km) |
| Isabela to Bogatic | 5,157.88 mi (8,300.81 km) |
| Isabela to Bojnik | 5,292.76 mi (8,517.87 km) |
| Isabela to Boljevac | 5,291.68 mi (8,516.14 km) |
| Isabela to Bor | 5,294.31 mi (8,520.37 km) |
| Isabela to Borca | 5,203.81 mi (8,374.73 km) |
| Isabela to Bosilegrad | 5,338.16 mi (8,590.94 km) |
| Isabela to Brus | 5,253.53 mi (8,454.73 km) |
| Isabela to Bujanovac | 5,303.68 mi (8,535.46 km) |
| Isabela to Cacak | 5,212.72 mi (8,389.07 km) |
| Isabela to Cajetina | 5,183.79 mi (8,342.50 km) |
| Isabela to Cicevac | 5,268.90 mi (8,479.48 km) |
| Isabela to Coka | 5,175.01 mi (8,328.37 km) |
| Isabela to Crna Trava | 5,324.60 mi (8,569.11 km) |
