| Potomac to Kanjiza | 4,652.31 mi (7,487.18 km) |
| Potomac to Kikinda | 4,677.24 mi (7,527.29 km) |
| Potomac to Kladovo | 4,811.86 mi (7,743.94 km) |
| Potomac to Knic | 4,762.20 mi (7,664.03 km) |
| Potomac to Knjazevac | 4,848.96 mi (7,803.65 km) |
| Potomac to Koceljeva | 4,703.42 mi (7,569.43 km) |
| Potomac to Kosjeric | 4,726.06 mi (7,605.86 km) |
| Potomac to Kovacica | 4,711.89 mi (7,583.06 km) |
| Potomac to Kovin | 4,739.90 mi (7,628.13 km) |
| Potomac to Kragujevac | 4,767.52 mi (7,672.58 km) |
| Potomac to Kraljevo | 4,768.54 mi (7,674.22 km) |
| Potomac to Krupanj | 4,689.33 mi (7,546.74 km) |
| Potomac to Krusevac | 4,800.35 mi (7,725.41 km) |
| Potomac to Kucevo | 4,778.71 mi (7,690.58 km) |
| Potomac to Kula | 4,649.22 mi (7,482.20 km) |
