| Potomac to Beocin | 4,672.52 mi (7,519.69 km) |
| Potomac to Blace | 4,810.19 mi (7,741.25 km) |
| Potomac to Bogatic | 4,676.31 mi (7,525.79 km) |
| Potomac to Bojnik | 4,839.04 mi (7,787.68 km) |
| Potomac to Boljevac | 4,816.36 mi (7,751.19 km) |
| Potomac to Bor | 4,810.38 mi (7,741.56 km) |
| Potomac to Borca | 4,714.28 mi (7,586.91 km) |
| Potomac to Bosilegrad | 4,890.83 mi (7,871.02 km) |
| Potomac to Brus | 4,796.16 mi (7,718.68 km) |
| Potomac to Bujanovac | 4,862.94 mi (7,826.14 km) |
| Potomac to Cacak | 4,748.10 mi (7,641.34 km) |
| Potomac to Cajetina | 4,727.45 mi (7,608.10 km) |
| Potomac to Cicevac | 4,800.13 mi (7,725.07 km) |
| Potomac to Coka | 4,661.40 mi (7,501.79 km) |
| Potomac to Crna Trava | 4,871.17 mi (7,839.39 km) |
